Answers 2024.
Determine LF of wall 24' at 16"oc
193.25'
Max spacing of web cross bracing for wood trusses?
20'
Screw type to attach drywall to metal stud
Type S
Weld washers are req'd for metal thickness less than what?
0.028 (22 gauge)
What is bearing depth for a steel joist girder?
7 1/2"
Why are indentations in waffle slab in 2 way reinforced concrete slab known as?
Domes
Steel decking will have what percentage of its perimeter working?
75%
Minimum corner bead fastener spacing?
12"
What reinforcement req'd for vent pipe roof penetration?
None
Steel joist minimum bearing on steel bearing plate
4"
Minimum number of ties for each rebar in mat foundation
3
Joints made to accommodate movement
Contraction Joints
Vibrator method
, 15" intervals for 10-15 seconds
Minimum number of employees to keep OSHA records
10
Fair labor standards act provides sub minimum wage provisions for what employee group?
Student Learners
I-9 forms completed within how many days of hire?
3 days
Purpose of indemnification clause
Protect contractor against loss due to theft or fire
OSHA citations must be posted within how many days?
3 days
W4 request deadline
February 15th
Weight range for cellular core deck
5 psf
Contract type for undefined work and quantities
Unit price
Bearing strength for soft clay
800 psf
Back sights are always added to...
Benchmark elevation
Lbs of nails for 1 square of shingles
2 1/2#
Barrier cable stress %
80%
Roof working platform psf?
30 psf
Brackets req'd at what slope for clay shingles
7:12