Safety Bulletin 66 Wood Forms for Support of Concrete

Question 0

The construction progresses by pouring___concrete floor_____day.

Answer 0

pouring ONE floor every OTHER day.

Question 1

The method of forming the poured concrete floors consists of using___or___ plywood held in place by ___x___ wood studs.

Answer 1

5/8” or 3/4” plywood
4”x4” wood studs

SB 66

Question 2

One shoring stud is placed every ___’ on center extending from the floor to the underside of the___.

Answer 2

4’ on center
underside of the plywood form above.
SB 66

Question 3

It is required that every floor that has been stripped of its supporting plywood forms and is in its curing stage be reshored. This reshoring of 1 4”x4” stud placed every 8’ will usually be found on at least___floors below the most recently poured floor.

Answer 3

At least 8 floors below.

Question 4

Variations in curing time can occur due to what 3 things?

Answer 4

1 Temperature
2 Humidity
3 Strength of concrete

SB 66

Question 5

The three responsible people on a job site that can give the FDNY good info are:

Answer 5

1 A Construction Engineer
2 Building Superintendent
3 Concrete Foreman

Question 6

If none of the previous 3 people are on sene FDNY should assume the concrete was poured within____hours.

Answer 6

within the prior 24 hours.

SB 66

Question 7

Concrete Construction: Standpipe must be maintained up to and capped___floor below the STRIPPING floor.

Answer 7

ONE floor below the STRIPPING Floor.

BISP Ch 3 Add 2 2008 Construction Demo guide p 11