lecture 6

Question 1

As soon as i am selected as a contractor within a 30 day(less or more) time i have to submit a basetime schedule

Answer 1

true

Question 2

Basetime schedule

Answer 2

detailed schedule that contains hundreds or thousands of activities that covers entire project duration and it is submitted by the contractor, reviewed by entity representing the client for approval

Question 3

importance of basetime schedule

Answer 3

1-For me as a contractor to know how to proceed with my work ( method statement goes in parallel with basetime schedule)
2-To set the expectation ( compare monthly performance with basetime schedule) (measure progress and keep track )

Question 4

At end of each month the basetime schedule will be updated

Answer 4

true

Question 5

Also as the contractor after i got the approval i start to prepare shop drawings

Answer 5

Shop drawings : are the construction drawings prepared by the designer however they are more detailed edited by the contractoe.
more detailed version in order to be executed without ambiguity also it is a check up on the construction drawings.

Question 6

Shop drawings must be reapproved and reviewed by the designer

Answer 6

true

Question 7

Every submittal receives

Answer 7

approve
or
approve as noted ( u must add something and u can proceed without resubmitting)
or
revise and submit (must be resubmitted after u revise it)
or
reject ( u have to go back and start from beginning)

Question 8

Also as a contractor i have to remobilize to site

Answer 8

true

Question 9

What does the representative of the client do (like designer or construction management company or quality assurance company)

Answer 9

1-review submittal
2-review material submitals
3-monitorize construction quality
4-help authorize progress payment ( they come and inspect and then report) (interpayment certificate)
(contractor says i finished 20 tasks so he says pay me)

Question 10

Most of the changes in the project comes from the client not from the contractor

Answer 10

true

Question 11

Why do owners make changes although theey know it is costly

Answer 11

1-Due to budget ( they see cost is still increasing and they wont afford it)
2- Because during planning and design they are not able to visualize the product , thus during construction they are capable of visualizing thus making changes to whtat they think they want

Question 12

Contractor loves changes because it means more money, also there is no more bidding; they are only the one who are doing the job

Answer 12

true

Question 13

Designer will study these changes to see if they are feasable

Answer 13

true

Question 14

What construction management companies do

Answer 14

1-Focus on ligistics of work of contractors
2-Approval on schedule
3- Approval on intermittent payment
4-Check on completeness of work
5- Help prepare punchlist or snaglist

Question 15

snaglist/punchlist

Answer 15

is list prepared by entities representing the client on items that need to be addressed by the contractor so the work will be considered done and a handover certificate will be issued

Question 16

At end of project contractor submit asbuilt drawings

Answer 16

we go from construction drawings to shop drawings to asbuilt drawings ( final drawings for the project as it is done)

Question 17

As built drawings are important for the operation phase

Answer 17

if there is any maintainence or change to be done

Question 18

Contractors at end of each project use the experience they had to update the database of scheduling and construction they have

Answer 18

true

Question 19

For any project the expenditures will follow S curve

Answer 19

true

Question 20

A lot of time is spend on planning and design but not that much money

Answer 20

true ( the work is done on office not on site)

Question 21

However the highest influence is made at the stage of planning and design

Answer 21

true ( how project will loook like and how it will function)

Question 22

REgarding expenditure , expenditure is very low at planning and design and very high at construction

Answer 22

true

Question 23

At the last part of the S curve ( the plateau part ) we have the last phase

Answer 23

The last phase of finishing is very slow it is not necessary high in expenditure but it is very slow because we have the snaglist/punch list in addition to testing and commisioning

Question 24

Commissioning

Answer 24

testing and inspecting the systems existing in the projects to make sure the facility operate to the required level

Question 25

what is construction

Answer 25

construction is a process that involoves a lot of machinery equipment that are described in the method statement and reflected in the schedule

Question 26

Size of crane is governed by the heaviest load i am gonna carry

Answer 26

true

Question 27

location of crane

Answer 27

for the constructor : maximize it is use; however it must be approved by client

Question 28

Constraints the limit constructor methodology

Answer 28

Zoning constraints
Climate ( wind , crane cant operate over a specific wind speed)
Heat ( u cant pur concrete in large heat temperature)
Safety ( in gulf u cant do outdoor activities in summer)
time ( u can work from 7 to 5)
waste disposal ( what kind of wastes u can produce)
environment ( u cant pollute a certain amount)
accessibility ( especially in urban areas )
Archeological findings ( u stop the work when u find archeological findings)
Municipa; regulations ( how hih u can go , explotation factor
Traditions/custom ( like syrian workers around eid are not so available they go home)

Question 29

Bid validity date

Answer 29

Contractors cannot be held responsible for the price they gave if the project got stopped by archeological findings , prices have a validity date

Question 30

Resources important to a process / project (Applied (non permanent resources) vs permanent resources

Answer 30

Applied resources ( non permanent rsources)
Workers ( skilled and unskilled)
tools and equipment
money
time
energy
Permanent resources ( they are customised for the project and remain with the project )
Materials like concrete steel
systems like ( BMS building mangement systems centralizing system that operste the facility, HVAC)

Question 31

what factors affect cashflow

Answer 31

materials, subcontractors, machines. Me as a contractor hace the highest risk