ICA Module 1 Questions 42-107 Flashcards
Rise is usually _____ inches maximum, & tread depth is typically __inches minimum.
Rise Max 7 3/4” & Tread Depth Min 10”
Minimum dimensions for landings are often stated as:
3 feet by 3 feet
Explain why the absence of a landing may be a safety hazard
A person can fall down stairs when coming out of door
Spalling
Crumbling or Flaking
Best way to check for wood rot in a wooden stair stringer
Probe with screwdriver
carpet on wood porches be bad because:
Holds moisture
Guardrails on porches, decks & balconies are required more than ___ inches above grade
30
Openings between railing spindles should not be greater than __ inches
4
Why should spindles be vertical and not horizontal
So a child can not climb them
Railings on stairways should be between __ inches & __ inches above the stair nosing
35” and 36”
Guardrails should be at least __ inches high
42”
Why shouldn’t you align a beam with a gutter to check for sag?
Gutters Slope
What is the requirement for beam end bearing masonry?
3”
How might paint indicate that a beam has slipped out of its pocket?
No paint where beam originally was
Beams should be mechanically fastened to their support members
True
Joists are usually spaced __ or __ on center.
16” or 24”
The metal brackets used to support joists are called:
Joists Hangers
What 2 inspection techniques can you use to check for sagging joists?
Visual Inspection & stand on deck & bounce
What is the correct way to attach a ledger board to a wood frame structure?
Bolts or Lag Screws
Describe the proper way to flash a ledger board installed over siding
On top of ledger board & Behind siding
What is the biggest problem with cantilevered decks?
Maintaining a weather tight joint where boards pass through the wall
plywood or waferboard sheets poor choices for porch or floor decking because..
They can swell
There should be no supply or return registers from heating/cooling ductwork in a garage because
Gas fumes
Most garage floors are not structured T/F
True
Garage floors that are suspended & have storage or living space:
Should be investigated by a specialist
A good concrete garage floor slab is usually at least __ inches thick & has __ inches of gravel beneath.
3 inches thick & 5 inches beneath
Which way should a garage door slope
Out of door opening