QUIZ Flashcards by Elizabeth Palacat

RULE 1:
General Provisions

The National Building Code shall provide
a framework of minimum standards and
requirements for all buildings to regulate
their location, design, quality of materials,
construction, and use.

Purpose of the Code

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The National Building Code (NBC) applies
to the design, location, siting, construction,
alteration, repair, conversion, use,
occupancy, maintenance, moving,
demolition of and addition to public and
private buildings, except traditional
dwellings and BP 220 projects.

Scope of application

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All on-site work done from site
preparation, excavation, foundation,
assembly of all the components and
installation of utilities and equipment of
buildings/structure

Construction

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Any new construction which increases
the height or area of an existing
building/structure

Addition

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Construction in a building/ structure
involving changes in the materials used,
partitioning, location/ size of openings,
structural parts, existing utilities and
equipment but does not increase the
overall area thereof.

Alteration

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Any physical change made on a building/
structure to increase its value, utility and/
or to improve its aesthetic quality

Renovation

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A change in the use or occupancy of a
building/ structure or any portion/s
thereof which has different requirements

Conversion

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Remedial work done on any damaged or
deteriorated portion/s of a
building/structure to restore its original
condition

Repair

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The systematic dismantling or destruction
of a building/ structure, in whole or in
part

Demolition

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A secondary building/ structure located
within the same premises, the use of
which is incidental to that of the main
building/structure

Ancillary building structure

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RULE 2:
Administration and
Enforcement

Duties include: 
– Policy making
– Memorandum circulars
– Prescribe fees 
– Appoint building officials in all municipalities

Secretary of the DPWH

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• Tasked with the enforcement of the Code
in his jurisdiction
• Issues, denies, suspends and revokes
permits
• Undertakes inspection of buildings
• Acts on claims

The Building Official

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prescribes the fees

The DPWH Secretary

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collects the fees

The Building Official

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list of fee exemption

Public buildings
• Traditional family dwellings
– A dwelling intended for the use by one family
and constructed of native materials (bamboo,
nipa, logs, lumber), the total cost of which
does not exceed PHP15,000.

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(8) offenses in building permit

•Proceeding with work without a permit
• Unauthorized deviations from the
drawings during construction
• Non-compliance with work stoppage order
• Non-compliance with order to demolish
•Use of a building without securing a Certificate of Occupancy
• Change in use without the corresponding
Certification of Change of Use
• Failure to post Cert. of Occupancy
• Change in type of construction without permit

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6 list to considered a dangerous buildings

Structural hazard
• Fire hazard
• Unsafe electrical wiring
• Unsafe mechanical installation
• Inadequate sanitation and health facilities
• Architectural deficiency

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3 Options for dangerous buildings

Repair
• Vacation
• Demolition

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RULE 3:
Permits

A written authorization granted by the
Building Official to an applicant allowing
him to proceed with construction after
plans, specifications and other pertinent
documents have been found to be in
conformity with the Code

Building permit

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When is a building permit required?

Before constructing, altering, repairing,
converting, moving, adding to,
demolishing a building.

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(2) Building permit exemptions

Minor constructions

* Repair works

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Minor construction examples

• Minor structures 6 sqm or less detached
from other buildings, for private use only.
(Example: Sheds, poultry houses,
greenhouses)
• Open terraces or patios not exceeding 20
sqm.
• Window grilles
• Garden pools 500mm deep or shallower
• Garden masonry walls not exceeding
1.20m in height

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Repairs example

• Not involving structural members
• Of non-load bearing partition walls
• Not involving addition or alteration
• Of doors, windows, floors, fences and
walls
• Of plumbing fixtures

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Bldg. Permit requirements?

• Application forms
• If lot is owned,
– OCT or TCT
– Tax declaration
– Current real property tax receipt

• If lot is NOT owned,
– Contract of Lease or Deed of Absolute Sale in
place of TCT

• Five sets of plans and specs, signed and
sealed by various professionals

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Issuance of permits

• 15 days from payment of fees

Liability clause What article states that the engineer or architect who drew up the plans and specs is liable for 15 years from completion of the building should it collapse due to defects in the plans or the ground?

Article 1723 of the Civil Code

``` In case the building collapses due to defects in construction or the use of inferior materials, the__________along with the____________shall be liable. ```

contractor,construction supervisor

Shall be secured before using or | occupying a building?

Certificate of occupancy

Requirements of Certificate of Occupancy?

– Certificate of completion – Logbook – As-built plans and specs – Building inspection sheet

Expiration of building permits

• Construction does not commence within 1 year from date of issue • Construction does not resume 120 days after suspension or abandonment of work

Non-issuance, suspension, | revocation?

* Errors in plans and specs * Incorrect or inaccurate data declared * Non-compliance with the Code

Inspection and supervision • The owner of the building must engage the services of a licensed architect or civil engineer to undertake the__________of the construction.

full-time inspection and supervision

RULE 4: | (5) Types of Construction

Type I • Wood construction Type II • Wood construction with fire-resistant materials • One-hour fire-resistive throughout Type III • Masonry and wood construction • One hour fire resistive throughout • Incombustible exterior walls Type IV • Steel, iron, concrete, or masonry construction • Incombustible interiors (ceilings, walls) Type V • Four-hour fire resistive throughout • Structural elements of steel, iron, concrete or masonry

``` Rule 5: Areas within which only certain types of construction are allowed, based on their occupancy, type of construction, and resistance to fire ```

Fire zone

Fire zone designations | – All types of construction allowed?

1. Non-fire restricted zones

Fire zone designations | – Type I construction NOT allowed?

2. Fire restrictive zones

Fire zone designations | – Types I, II, and III NOT allowed?

3. Highly fire restrictive zones

Buildings in multiple fire zones • Shall be considered as part of the more restrictive zone if______is in that zone

more than 1/3 of its total | floor area

RULE 6: Fire Resistive Requirements ``` • The degree to which a material can withstand fire • Usually expressed in the form of a time period rating (how long a material can withstand being burned) ```

Fire resistive rating

RULE 7: Occupancies + Requirements Occupancies are assigned to________while zones are assigned to____________?

buildings,lands

``` 10 list of Occupancy classifications A B C D E F G H I J ```

* A – Residential dwellings * B - Residentials, hotels, apartments * C - Education and recreation * D – Institutional * E – Business and mercantile * F – Industrial * G – Storage and hazardous * H – Assembly other than Group I * I – Assembly with 1,000 or more occupant load * J - Accessory

``` Zoning classifications R C GI I UTS SPE PRE CUL A AI PUD ```

``` •R – Residential •C – Commercial • GI – General institutional •I – Industrial • UTS – Utilities, Transportation, Services • SPE - Special • PRE - Park structures, recreation, entertainment • CUL – Cultural •A – Agricultural • AI – Agroindustrial • PUD – Planned unit development ```

Occupancies Residential building for single family occupants? Residential building for non-leasing occupants not exceeding 10 persons

A – Residential dwellings • A-1 • A-2

Multiple dwelling units including boarding or lodging houses, hotels, apartment buildings, rowhouses, convents, monasteries and other similar building each of which accommodates more than 10 persons.

B: Residentials, hotels, apartments

• Buildings used for school or day-care purposes not classified in Group H or I occupancies

C: Education + recreation

Institutions where personal liberties are | restrained (mental hospitals, jails)

D: Institutional | • D-1

Institutions for the care of non- ambulatory patients and children under kindergarten age

D: Institutional | D-2

Institutions for ambulatory patients and | homes for children over kindergarten age

D: Institutional | D-3

No work is done except exchange of parts, maintenance without open flame, welding, or highly flammable liquids (gasoline filling station, storage garage)

E: Business + mercantile | • E-1

Wholesale and retail stores, office | buildings, dining establishments

E: Business + mercantile | E-2

Aircraft hangars and open parking | garages (no repair work)

E: Business + mercantile | E-3

``` • Light industrial • Ice plants, power plants, pumping plants, cold storage, factories and workshops using incombustible and non-explosive materials ```

F: Industrial

Medium industrial, storage of highly | flammable materials

G: Storage + hazardous | • G-1

Medium industrial, storage of flammable | materials: dry cleaning plants, paint stores, spray-painting rooms

G: Storage + hazardous | G-2

Medium industrial structures where | loose combustible fibers are generated: wood working establishments

G: Storage + hazardous | G-3

Medium industrial for repair garages | and engine manufacturing

G: Storage + hazardous | G-4

Medium industrial for aircraft repair

G: Storage + hazardous | G-5

Assembly buildings with stage for less | than 1,000

H: Assembly for less than 1,000 | • H1

Assembly buildings without stage for | 300 or more

H: Assembly for less than 1,000 | H2

Assembly buildings without stage for | less than 300

H: Assembly for less than 1,000 | H3

Recreational/tourism developments not included in other H classifications (stadiums, reviewing stands, and amusement parks)

H: Assembly for less than 1,000 | H4

Any assembly building with a stage and | an occupant load of 1,000 or more

I: Assembly for 1,000 or more

Agricultural structures?

J: Accessory | • J1

Carports/garages, fences, towers and | pools

J: Accessory | J2

Stages, courts, tombs, mausoleums, | zoos, and banks

J: Accessory | J3

Zoning classifications • Low-density residential zone • Characterized by single-family and single- detached dwellings

• Medium-density residential zone • Characterized by low-rise single-attached, duplex, or multilevel buildings for use as multiple family dwellings

R2 * Further subclassified into: * Single attached or duplex, 1-3 floors? * Low-rise multi-level building, 3-5 floors

– Basic R2 | –Maximum R2

``` • High-density residential zone • Characterized low-rise or medium-rise buildings for use as multiple family dwellings • Includes low-rise or medium-rise condominium buildings ```

R3 * Further subclassified into: * Rowhouses 1-3 storeys high? * Medium-rise multilevel structure 6-12 storeys high?

– Basic R3 | – Maximum R3

• Medium to high-density residential zone • Characterized by low-rise townhouses or buildings for use as multiple family dwellings • Refers to structures on an individual lot (“townhouse”)

• Very high density residential zone • Characterized by medium-rise to high- rise condominiums

* Light commercial * Neighborhood to community in scale * Low-rise buildings (1-3 storeys) * Low-intensity trade/activity * Example: Small shopping centers

* Medium commercial * City or municipal in scale * Medium-rise buildings (3-5 storeys) * Medium to high intensity trade * Example: Shopping centers

``` • Metropolitan commercial • Metropolitan in scale • Medium to high-rise buildings (3-5 storeys) • Very high intensity trade • Example: Large to very large shopping malls ```

• Community to national level of institutional use. Low-rise to high-rise. • Two types: – Education/Recreation

* Light industrial use * Low-rise but sprawling * Low-intensity manufacturing

I-1 (Industrial)

* Medium industrial use * Low-rise but sprawling * Medium-intensity manufacturing

I-2 (Industrial)

• Utilitarian, functional uses • Low-rise to medium rise • Low to high-intensity community support functions • Two clusters: – Transport terminals, intermodals, depots – Power/water generation/distribution, telcos, waste management facilities

UTS (Utilities, transpo, services)

* Other vertical facilities not yet mentioned | * Included cemeteries and memorial parks

SPE (Special)

``` • Low-rise to medium rise • Low to medium intensity recreational functions related to educational uses (parks on campus, other recreational/assembly structures on campus) ```

PRE (Park structures, | recreation, entertainment)

• Community to national level of use or occupancy • Low-rise to medium rise

CUL (Cultural)

``` • Low to medium rise • Low to high intensity agricultural activity • Includes farms, but also offices and facilities for agricultural research and training ```

A (Agricultural)

``` • Low rise • Low to high intensity agroindustrial activity • Includes offices and facilities for agroindustrial education and research ```

AI (Agroindustrial)

``` • Land development or redevelopment schemes for a new project which has a CDMP (Comprehensive Development Masterplan) or equivalent • Example: Bonifacio Global City ```

PUD (Planned unit development)

The building adheres to the stricter requirements. – If it’s a one-storey building, in which case each portion shall conform to applicable rules – If the minor occupancy does not exceed 10% of the building, in which case it is ignored

Mixed occupancies • Rule of thumb: • Exceptions:

Occupancy separations – Separation: 1 hour – Openings: 1 hour – Separation: 2 hours – Openings: 2 hours

* One-hour fire resistive | * Two-hour fire resistive

– Walls and wall openings • Walls: 3 hours fire resistive • Wall openings: Total width shall not exceed 25% of wall length. No opening shall be larger than 10 sqm. – Separation: 4 hours – Openings: Not allowed

* Three-hour fire resistive | * Four-hour fire resistive

• No building shall be constructed unless it adjoins or has direct access to a public space, yard, or street on at least one of its sides.

Right of way/Access to property

Eaves over required windows shall at least be 750mm from the side and rear property lines.

Eaves over windows

A fireproof barrier used to prevent the spread of fire between or through buildings

Firewalls

• Why are firewalls important?

Because when they are built, the building or parts of the building extends into the setbacks.

``` Allowable firewalls Not allowed – However, an abutment up to 3.20m high is OK for carports provided that above 1.50m, the abutment shall be constructed of perforated concrete blocks. ```

• R1:

– Maximum 80% of the length of side property | line.

• R2: One side only

* Maximum 85% of each side * Total should not exceed 65% of lot perimeter * Two storeys high only * 90% of side or rear (up to 100% for rear if only 4m) * Total should not exceed 50% of lot perimeter * Two storeys high for side, 3.20m high for rear

• R3: Two configurations are allowed: – Option A: Two sides – Option B: One side + Rear

– Maximum 85% of each side – Total should not exceed 50% of lot perimeter – Maximum height: three storeys

• R4: Two sides

* Maximum 75% of each side * Total should not exceed 50% of lot perimeter * Maximum height: 8 storeys * Maximum 65% of side and 50% of rear * Total should not exceed 60% of lot perimeter * Maximum height: 8 storeys for side, 14m for rear

• R5: Two configurations allowed: – Option A: Two sides – Option B: One side + Rear

* Provide sprinkler system * Install fire-retardant or fire-suppression devices * Maximum 70% of lot perimeter * RROW setbacks are complied with

• Commercial, institutional, and industrial

* The total floor space inside the building * Keyword: inside/enclosed * Includes services/parking (unlike GFA)

TGFA | • Total gross floor area

Allowable max. TGFA? | formula

• Format: Number of floors x footprint

(7)Lot types?

* Inside or regular lot * Through lot * Corner lot * Corner-through lot * Interior lot * End lot * Corner lot abutting 3 or more streets etc.

``` • From established grade line to the topmost portion of the building • Excludes allowed projections above the roof, like: – Signage – Masts – Antenna or telecom tower ```

BHL • Building height limit

highest adjoining sidewalk or | natural grade line

Grade line

• If grade is sloping: | – If less than 3 meters diff.,

take highest grade

• If grade is sloping: | – If more than 3 meters diff.,

take the average

How to establish top of building * If roof is flat,top = * If roof is sloping, top=

rooftop | middle of roof height

Building height + RROW • The RROW width also dictates the BHL: 0-3m RROW:

2.0 storeys or 6.0m

Building height + RROW • The RROW width also dictates the BHL: 4-5m RROW:

2.5 storeys or 7.5m

Building height + RROW • The RROW width also dictates the BHL: 6-7m RROW: Only exceptions:?

3.0 storeys or 9.0m | PUD

Other considerations: BHL

``` • The volume/bulk being constant, a building with a lesser PSO or AMBF may be built higher than one with a higher PSO. • A building with a greater TGFA requirement may be built higher than one with a lower TGFA requirement. ``` ``` • A building with a higher FLAR designation may be built higher than one with a lower FLAR designation. • Lots facing a wider RROW may become the site of a taller building than a lot facing a narrower RROW. ```

Parking slot sizes Car Perpendicular parking-

2.50m 5.00m

Car | Parallel parking-

2.15m 6.00m

Jeepney

3.00 m 9.00m

Standard truck/bus

3.60m 12.00m

Articulated truck

3.60m 18.00m

Sample parking requirements | • Hotels

– If highly urbanized, 1 slot for every 3 rooms – If not, 1 slot for every 7 rooms – 2 tourist bus parking slots – 1 loading slot for articulated truck

• Churches

– For every 50sqm. of congregation area, provide: • 1 car slot • 1 jeepney slot

• Public universities

* 1 car slot for every 5 classrooms * 1 loading space for 2 jeepney or shuttle slots * 1 school bus for every 200 students

• Public hospital

• 1 car slot for every 25 beds • 1 loading space for 2 jeepney/shuttle slots • 1 slot for articulated truck • 1 slot for standard truck for every 5,000sqm gross floor area • Add truck maneuvering space outside RROW

Fractions in computations • When computing for parking slots, a fraction of______or higher shall be considered as one slot. • In all cases, at least one slot shall be provided unless otherwise allowed.

50%

Off-site parking lots • If a multi-floor parking garage is located within a_________of the building,______of the required parking provisions may be served the multi-floor parking garage.

200-meter radius | 20%

Off-site parking lots • Reserved or leased parking slots may also serve the parking requirements if: – The slots are in a permanent parking building and not in a vacant parking lot. – The said parking building is: • Not more than_______away, if residential • Not more than______away, if commercial

100m | 200m

• To prevent this, direct access of parking/loading/utility slots to the RROW shall be disallowed

Maneuvering space

• The building ingress and the intersection shall be at least_________(measured between the two nearest curbs)

50m apart

Front yards as parking | • Not allowed for the following:

– R2 Maximum – R3 Maximum – GI – C1, C2 and C3 • 50% of front yard may be used as parking for R2 Basic and R3 Basic

Minimum requirements | for Group A dwellings

Sanitation • At least one sanitary toilet and adequate washing and draining facilities Foundation • At least 250mm thick • At least 600mm below the surface of the ground Structural loads • First floor live load: 200kg/sqm • Second floor live load: 150kg/sqm • Wind load for roofs: 120kg/sqm (vertical) Stairs • Minimum width: 750mm • Maximum riser: 200mm • Minimum tread: 200mm Entrance and exit • At least one entrance, and another one for exit

``` Development controls Terms defined: • TLA= • PSO= • TOSL= ```

-Total lot area -Percentage of site occupancy o The part of the lot occupied by the building (A.K.A. building footprint expressed in %) -Total open space within lot o The part of the lot NOT occupied by the building

formula? | • TLA=

• TLA = PSO + TOSL

Terms defined • USA= • ISA=

- Unpaved surface area | - Impervious surface area

formula? • Since “open space” = TOSL, TOSL

TOSL = USA + ISA

formula • MACA= TLA =

MACA = PSO + ISA TLA = MACA + USA

Terms defined • AMBF= • GFA=

Allowable max. building footprint • Footprint expressed in square meters Gross floor area • Total enclosed floor area (including balconies) • Excludes the following enclosed areas: – Parking, services, utilities – Vertical penetrations in parking floors if not used for residential or commercial purposes – Balconies exceeding 10sqm, uncovered areas, fire escape structures, etc.

``` terms defined • TGFA= • AMVB= • OFB= • FLAR= ```

Total gross floor area • Includes all enclosed floor areas, no exceptions -Allowable max. volume of building - Outer faces of the building - Floor and lot area ratio

A volume quantity fomula: Building bulk=

Building bulk | Building bulk = Footprint x Height

* Determine the AMBF * Determine the BHL (in meters) * AMBF x BHL = Building bulk

Building bulk by AMBF projection

formula | FLAR=

FLAR : Floor to lot area ratio – Total floor area / lot area – For example, a FLAR designation of 1.50 means that a lot measuring 100sqm may accommodate a building whose total floor area is 150sqm.

formula | footprint=

[(FLAR x TLA)/number of storeys] x BHL

a plane originating from the | RROW that establishes the outer limit for walls and building projections.

Angular plane

Other development controls formula • AMBF (Allowable maximum building footprint)

= TLA – Yards/setbacks + Additional area due to firewalls

Other development controls formula • PSO=

• PSO = AMBF / TLA

Other development controls formula • GFA=

• GFA = TLA x FLAR

Other development controls formula • TGFA=

• TGFA = GFA + Non-GFA – Courts

• Every building shall be designed, constructed, and equipped to provide adequate light and ventilation.

Intent

Variables

* Setbacks * Site occupancy * Room sizes * Ceiling heights * Window sizes * Courts

• Taken at ground level and exclusive of | courts, yards, and light wells.

Measurement of site occupancy

fomula | • TLA=

• TLA = PSO + TOSL

formula • TOSL * USA = minimum value * ISA = maximum value

• TOSL = USA + ISA

the required open space left between | the outermost face of the building and the property lines

Yard

the width of the yard

Setback

Courts • Minimum dimension: • Hence, minimum area: • All inner courts shall be connected to a street or yard by a passageway at least__________

• Minimum dimension: 2.00m • Hence, minimum area: 4.00sqm -atleast 1.20m wide

Joining of courts • Minimum dimension may be reduced to_______in cluster living units with adjacent courts * Mininum area per court: * Separation wall:

1.50m • Mininum area per court: 3.00sqm • Separation wall: 2.00m high maximum

Parking spaces and carports | • If a carport is roofed, it will be considered part of the_______and not the TOSL.

building footprint

• However, uncovered parking spaces, driveways, and access roads may be considered part of the________if unroofed/open to the sky

open space

Use of front yard as parking • Only allowed for single family dwelling units falling under the following zoning classifications:

– Basic R-2 – Basic R-3 – R-4

Minimum ceiling heights Ground floor: Second floor : Succeeding floors : Mezzanines :

Ground floor 2.70m 2.70m Second floor 2.40m 2.70m Succeeding floors 2.10m 2.70m Mezzanines 1.80m 1.80m

Minimum room sizes Room for human habitation Kitchen Toilet and bath

Room for human habitation 6.00sqm 2.00m Kitchen 3.00sqm 1.50m Toilet and bath 1.20sqm 0.90m

Air space requirements School rooms Workshop,factories, offices Habitable rooms

School rooms 3.00 cubic meters 1.00sqm Workshop,factories, offices 12.00 cubic meters Habitable rooms 14.00 cubic meters

Windows Habitable room Bathrooms,laundry rooms, etc.

Minimum area of windows Habitable room 10% of floor area Bathrooms,laundry rooms,etc. 5% of floor area Absolute minimum - 1.00sqm - 240sq.mm.

• Situated outside of private property limits • Should be equally enjoyed by all members of the community • The only uses allowed are those that support its public recreational character

Easement is public land

Prohibited uses for easements

• Residential • Long term parking, unless duly designated as pay-parking zones • Commercial/institutional uses not compatible with its public character • Any private use at the expense of the public

Encouraged uses for easements

* Esplanade developments | * Promenade developments

``` • The carriageway shall be free of structures, particularly commercial signs that will impede the view corridor and sightlines within the RROW • To dignify important public/historical buildings, all forms of commercial signs intruding into the RROW leading to or away said structures shall be disallowed ```

View corridors + sightlines

• No building shall be constructed unless it adjoins or has direct acess to a public space, yard, or road on at least one side.

RROW

Allowed uses within the RROW?

``` • Transportation structures – Mass transit lines – Mass transit stations – Waiting sheds – Traffic outposts • Limited commercial structures if they are complementary to the transportation uses ```

Allowed uses within the RROW | • Improvements on the RROW

``` • Improvements on the RROW – Carriageway – Sidewalks – Planting strips – Street furniture – Elevated or underground crossings – Traffic/directional signages ```

Allowed uses within the RROW • Public utility/service structures provided that they do not restrict or impede the movement of people and vehicles

``` – Power – Water – Drainage – Gas – Telecommunications ```

Prohibited uses within the RROW?

``` • The RROW is public land and should be equally enjoyed by all members of the community • Hence, the following are uses not to be allowed within the RROW ``` ``` • Commercial structures • Residential structures • Government structures unless located below or above grade • Long-term or overnight vehicle parking unless duly designated as pay-parking zones • Depository of stalled, wrecked, or abandoned vehicles • Unauthorized recreational or entertainment usage which will only benefit certain entities and which will ultimately result in inconvenience or nuisance to the general public ```

• Interior or rear lots shall have an access road with a minimum width of 3.00m. Provide a 4.00m wide chaflan at the intersection with the main RROW.

Access to property

The minimum___________wide access road necessarily includes all provisions for drainage and for utility lines. It must be maintained free of all forms of obstructions at all times, particularly parked or abandoned vehicles that may impede rescue/emergency response. Trees or plants should not be sited within any part of the minimum 3.0m wide access road i.e.suggested for planting within the property limits instead.

3.0 m wide

Three RROW levels

* RROW above grade * RROW at grade * RROW below grade

• From the finished surface of the roadway all the way up to the air • If utilized for whatever purpose, the use or air rights must be compensated for (leased from the government) • Minimum clear height: 4.27m from crown of carriageway

RROW above grade

• From natural grade line to the finished surface of the carriageway or sidewalk • Generally utilized for the movement of the general public (motorists and pedestrians) • If utilized for whatever purpose, proponent must lease/pay the government

RROW at grade

• From finished surface of roadway all the way down into the ground • If utilized for whatever purpose, proponent must lease/pay the government

RROW below grade

``` • The local planning authority shall determine which streets shall have an open sidewalk or an arcaded sidewalk, or a combination of both • For a RROW width of 9.00m or more, the minimum sidewalk width shall be 1.20m on each side of the RROW. For RROW less than 9.00m, refer to Table VIII.G.3 ```

Sidewalks

Driveways across sidewalks • If curb height = 200mm or lower, the driveway and the sidewalk shall be on the same plane. Provide entry ramp of slope_____connecting the carriageway to the sidewalk/curb.

slope 1/3 to 1⁄4

Driveways across sidewalks • If curb height = greater than 200mm, a curb cutout for the driveway may be allowed and the driveway may be constructed along the entire width of the sidewalk. The sidewalk and the driveway shall be joined by a ramp with a slope of not more than_____

1/8

is meant to separate the | curb from the sidewalk, and must always be placed near the curbline.

Planting strips

RULE 9: Sanitation • All buildings shall be provided with the ff: – Adequate and potable water supply – Adequate plumbing installation – Suitable wastewater treatment/disposal system – Storm water drainage

Basic sanitation provisions

• Potable water shall be sourced from the existing municipal waterworks system whenever possible

Water source

• Shall conform to the criteria in the National Standards for Drinking Water

Water quality

• Sanitary sewage from buildings shall be discharged directly into the nearest street sanitary sewer main • If no sanitary sewerage system is available,septic tanks may be used

Waste disposal system

• Rainwater drainage shall not discharge into the sanitary system

Storm drainage

• All plumbing installations (water supply | and drainage) shall conform to the National Plumbing Code

National Plumbing Code

RULE 10: Building Projections Over Public Streets Are projections beyond the property line allowed?

• No. Unless otherwise allowed by the Code.

Projections into the RROW footings located at least 2.40m below grade may project 300mm (maximum) beyond the property line? Foundations may encroach 500mm into the sidewalk if top of foundation is at least 600mm below grade

* National roads or public highways | * Public sidewalk

Balconies • Clearance between sidewalk grade and lowest portion of balcony=_______

3.00 m minimum

may be constructed on sidewalks | of streets whenever allowed or required by existing building and zoning regulations.

Arcades | • Arcades shall be at least 3.00m above the sidewalk grade.

• Unless at least 2.40m above the pavement,no door or window shall project beyond the property line when fully opened or upon opening.

Doors and windows

• Every corner building or fence on a public street less than 3.60m wide shall be truncated at the corner to form a chaflan. • The chaflan shall be at least 4.00m wide.

Chaflans

RULE 11: Protection of Pedestrians • No person shall use or occupy a street orsidewalk for the performance of work except in accordance with this rule • No work shall be performed adjacent to apublic way unless pedestrians are protected as specified in this rule

Protection of pedestrians

``` • Shall not obstruct utility provisions (fire hydrants, fire alarm box, manholes) • Shall not interfere with drainage • Shall not interfere with vehicular and pedestrian traffic ```

Storage in public property

• The mixing of mortar or concrete shall not be allowed on public streets.

Mortar mixing

``` Temporary walkways • When the Building Official authorizes a sidewalk to be closed, a temporary walkway at least 1.20m wide shall be provided • If the street has no sidewalk, width may be reduced to______ • If RROW is_________wide or less, no temporary walkways are allowed. ```

• If the street has no sidewalk, width may be reduced to 600mm. • If RROW is 5.00m wide or less, no temporary walkways are allowed.

• If the sidewalk will only be partially occupied, a temporary walkway will not be required provided that a width of at least 600mm with railings on the roadside is left open • Provide railings (1.00m min. height) for walkways located beside the road or an excavation

Temporary walkways

Fences + canopies • Fences shall entirely enclose a construction site • Minimum height:

• Minimum height: 2.40 meters above curb

Fences + anopies | • For canopies:

• For canopies: clear unobstructed height of 2.40m above the walkway

RULE 12: General Design Requirements • Excavations must not endanger life or property • Any person undertaking an excavation shall ensure that the soil of the adjoining property will not cave in or settle. • Cut slopes shall no be steeper than 2:1 (horizontal:vertical).

Excavations

• Shall be determined by dividing the floor area assigned to that use by the unit area allowed per occupant as shown on Table XII.1.

Occupant load

Use- Area/occupant- 2 exits required if more than ``` Dwellings - 28.00 - 10 Hotels, apartments- 18.60- 10 Classrooms- 1.80- 50 School shops/labs- 4.60- 50 Hospitals- 8.40- 50 ``` ``` Stores – Basement- 2.80- 50 Stores – Ground floor-2.80- 50 Stores – Upper floors-5.60- 10 Stores – Offices- 9.30- 30 Auditoriums,theaters, churches,stadiums -0.65- 50 ```

Number of exits • Every building shall have at___ • Upper floors with occupant load of more than 10 shall have____ • A mezzanine floor bigger than 185sqm or having more than 18.00m in any dimension

at least one exit at least two exits shall have at least two stairways to an adjacent floor

Number of exits * Every floor with occupant load of 500-999 shall have at least______ * Every floor with occupant load of 1000 or more shall have______ * 50% of floor above + 25% of floor above that

at least 3 exits. | at least 4 exits.

``` Width of exits • Total width of exits = • Note: This is the total width in meters • Again, +50% of occupant load of storey above + 25% of occupant load of storey above that ```

Occupant load/165

Arrangement of exits • If two exits are required, the two exits must be apart by_____of the perimeter of the area served. • If three or more are required, they shall be arranged a reasonable distance apart

at least 1/5

Distance to exits • If without a sprinkler system, _____ maximum

45.00m

• If with a sprinkler system, ______ maximum • Measured from any point in a building, measured along the line of travel

60.00m

Exit doors • When serving an occupant load of 50 or more, must swing in the direction of exit travel • Double acting doors shall_____be used as exits when serving a tributary load of more than 100. Must be provided with a view panel of not less than 1300 sq. cm.

not

• Exit doors shall be openable from the inside without the use of a key or any special knowledge or effort

Type of locks

Size of doors ``` • Minimum width of doorway: ____ • Minimum height of doorway: ____ • Minimum clear width of exitway: ____ • Shall be capable of opening at least _____ degrees • Maximum door leaf width: _____ ```

``` • Minimum width of doorway: 0.90mm • Minimum height of doorway: 2.00m • Minimum clear width of exitway: 0.70m • Shall be capable of opening at least 90 degrees • Maximum door leaf width: 1.20m ```

Prohibited doors?

– Revolving doors – Sliding doors – Overhead doors

• There shall be a floor or a landing on each side of an exit door • The floor/landing shall not be more than 50mm lower than the door threshold • Exception: For Group A or B occupancies, a door may open over the top step provided that the landing is not more than 200mm from the floor level and the door does not swing over the top step.

Change in floor level at doors

Corridors • Minimum width:_____ • This width shall be unobstructed, except that trim handrails and doors when fully opened shall not reduce the required with by more than 200mm. • Doors in any position shall not reduce the width by more than 1⁄2.

1.10m

Dead ends | • Maximum length:

6.00m

Stairway widths • Occupant load more than 50: _____ • Occupant load of 50 or less: ______ • Occupant load of less than 10 (private): _____ • Handrails shall not reduce the width of stairways by more than _____

• Occupant load more than 50: 1.10m • Occupant load of 50 or less: 0.90m • Occupant load of less than 10 (private): 0.75m • Handrails shall not reduce the width of stairways by more than 100mm

Riser and tread • Maximum riser: _____ • Minimum tread: _____

* Maximum riser: 200mm | * Minimum tread: 250mm

Stairway headroom | • Not less than____

• Not less than 2.00m measured from the nosing

• Length = stairway width • If the stairway has a straight run, landing length does not need to exceed 1.20m • Landing width shall not be reduced by more than 100mm by any door when fully opened • Max. vertical distance between landings: 3.60m

Landings

• Stairways shall have handrails on each side • If a stairway is more than 3.00m in width, at least one intermediate handrail shall be provided • Height of handrails: 800-900mm above the nosing of treads

handrails

Basement stairways • If a basement stairway and a stairway to an upper storey terminate at the same exit enclosure, a ________shall be provided to prevent persons from continuing into the basements • Also; provided directional exit signs

barrier

• Allowed as exits as long as the required tread (250mm) is provided at a point 300mm away from the narrow end • However, the tread must not be narrower than 150mm at any point

Winding stairways

• May be used as exits provided that the minimum width of run is not less than 250mm

Circular stairways

• Aisles leading to an exit shall be provided for all portions with installed seats, tables, etc. • Shall be at least 0.80m wide if serving only one side, or 1.00m if serving both sides • This minimum width shall be measured at the point farthest from the exit, and shall be increased by 30mm for every meter in length towards the exit

Aisles

``` • The line of travel to an exit door by an aisle shall not be more than 45.00m • Maximum 7 seats between wall and aisle • Maximum 14 seats between two aisles • Maximum slope: 1 in 8 ```

Aisle travel distance

• The number of seats between aisles may be increased to 30 if: – Exit doors are provided along each aisle at the rate of 1 pair of exit doors for every 5 rows of seats – The back-to-back distance between seats is 1.00m minimum – Minimum clear width of exit doors is 1.70m

Aisle travel distance

Standard seats • Back-to-back distance:____ • Width: _____

* Back-to-back distance: 840mm minimum | * Width: 450mm minimum

``` Grandstands/bleachers • Back-to-back distance: – if without backrests – if with backrests – if chair seating ```

– 600mm if without backrests – 850m if with backrests – 850mmif chair seating

• Width: • Rise: • Number of seats between any seat and an aisle shall not exceed 15 seats (31 seats bet. 2 aisles)

* Width: 450mm minimum | * Rise: 400mm maximum

• Automatic fire extinguishing systems are required for the following: – Habitable storeys with an area of 200 sqm or more with an occupant load of more than 20 – Dressing rooms, rehearsal rooms, workshops or factories with occupant load of more than 10 – Assembly halls under Group H and I with occupant load of more than 500

Fire extinguishing systems

• All buildings 4 or more storeys in height shall be equipped with one or more dry standpipes • Standpipes shall be located within enclosed stairway landings • Siamese connections shall be located on the street-front of a building 300mm-1200mm above grade

Dry standpipes

• The following shall have wet standpipes: – Group H or I occupancy of any height – Group C occupancy 2 or more storeys in height – Groups B, D, E F and G 3 or more storeys in height – Group G and E occupancy over 1800 sqm in area • Exemption: – Group H buildings without stage whose seating capacity is less than 500

Wet standpipes

``` • All portions of the building are within 6.00m of a nozzle attached to a hose 23.00m in length (standpipes 58.00m apart) • For assembly occupancies: – 1 outlet on each side of the stage – 1 at the rear of the auditorium – 1 at the rear of the balcony ```

Locations of wet standpipes

RULE 13: Electrical + Mechanical Referral codes • All electrical systems and installations shall conform to the provisions of the Philippine Electrical Code pursuant to

RA 7920 | Electrical Engg. Law

• All mechanical systems and installations shall conform to the provisions of the Philippine Mechanical Code pursuant to

RA 8495 (Mech. Engg. Law)

``` Clearance of service drops • from highest point of roofs • from the ground • (horizontal) from windows/porches • from the crown of the street or sidewalk ``` • No service drop conductors or any other wiring shall pass over swimming pools

``` Clearance of service drops • 2.50m from highest point of roofs • 3.00m from the ground • 1.00m (horizontal) from windows/porches • 5.50m from the crown of the street or sidewalk ```

• Hoistway pit: minimum 600mm from underside of car to bottom of pit • Maximum four elevators in a single hoistway • Residential buildings 5 storeys or higher shall have at least one passenger elevator on 24-hour constant operation

Elevators

Escalators • Maximum inclination:_____ • Width between ballustrades:_____ • Speed:_____

• Maximum inclination: 30° from horizontal • Width between ballustrades: 560mm- 1200mm. Shall not exceed the width of the step by more than 330mm • Speed: 38 meters per minute maximum (common rule is 90-120 fpm/27.5-36.5mpm)

``` Air conditioning • Comfortable cooling standards: – Temperature: _____ – Humidity: _____ – Air movement: _____ ```

• Comfortable cooling standards: – Temperature: 20°-24° Celsius – Humidity: 50% - 60% – Air movement: 4.60-7.60 meters per minute

• Installation of pumping equipment directly from the public water supply system is prohibited

Water pumping

RULE 14: Photo/X-ray Films • Provide automatic fire extinguishing systems for the ff: – When unexposed films in shipping containers exceed 14.00 cubic meters – When shelving used for storing film exceeds 1.40 cubic meters in capacity

Film storage rooms

• No films shall be stored within 600mm of steam pipes, chimneys, or other sources of heat

Film storage rooms

RULE 15: Prefabricated Construction ``` • A structural unit, the integral parts of which have been built-up or assembled prior to incorporation in the building • To determine structural adequacy, they shall pass special tests conducted by accredited material testing laboratories ```

Prefabricated assembly

RULE 16: Plastics Approved plastics • Those which have a flame-spread rating ______ • Those with a smoke density not greater than that obtained from the burning of untreated wood • Those whose products of combustion are no more toxic than those of untreated wood

flame-spread rating of 225 or less

Plastic doors • Plastic doors are allowed except for ______ and _______, which should be of materials other than plastics

entrance doors and exit doors

RULE 17: Sheet Metal Spray booths • Paint spray booths shall be constructed of not less than No. 18 US Gauge in thickness • The area of a spray paint booth shall not exceed 150sqm • The floor of the booth, if combustible, shall be covered with non-combustible material • Shall permit the free passage of exhaust air

Sheet metal spray paint booths

RULE 18: Glass + Glazing • Applies to all exterior glass/glazing except Groups A, B, and J not taller than three storeys • Each glass panel shall bear the manufacturer’s label designating the type and thickness of glass

General requirements

• Glass panels with special performance characteristics shall bear the manufacturer’s label indicating said characteristics • Measures shall be taken to keep persons from walking into fixed glass panels where the floor on both sides of the glass are the same level (guardrails, etching, flower bins)

General requirements

RULE 19: Use of Computers • The use of computers for all or any part of building design is permitted provided that all programs to be used are documented

General requirements

``` • File with the OBO a reference to a publication accessible to him where a detailed description of the program including a description of the algorithms are found • The software name, version number and the developer and its address shall be provided as part of documentation ```

Program documentation

RULE 20: Signs • No sign shall be erected in such a manner as to confuse or obstruct the view or interpretation of any official traffic sign/device • Signs in any foreign language shall have a translation in English or the local dialect

Signs

• No sign shall be erected in such a manner as to confuse or obstruct the view or interpretation of any official traffic sign/device • Signs in any foreign language shall have a translation in English or the local dialect

Signs

• No signs shall be installed on rooftops of buildings of wooden structures or of buildings with wooden roof framing • Provide grounding of metallic parts of roof signs exposed to lightning

Roof signs

• Shall be located within the property line and under no circumstances shall they occupy the RROW

Ground signs

Projecting signs | • On non-arcaded RROW:

– Signs shall not project more than 1.20m

Projecting signs | • On arcaded RROW:

– Signs shall not project more than 0.60m

Projecting signs | • Buildings abutting RROW without sidewalks:

– Signs shall not project more than 0.30m

Projecting signs • Minimum vertical clearance – Non-arcaded RROW:

3.00m from road surface to lowest part of signs

Projecting signs • Minimum vertical clearance – Arcaded RROW:

5.00m from road surface to | lowest part of signs

QUIZ Flashcards

(256 cards)