Skip to main content

Stairway towers in code

When a building's height is greater than or equal to 75 feet, at least one of the required exits must be: 
A. a fire tower,  B. a smoke proof tower,  C. a smoke proof enclosure,  D. B+C but not A, E. A, B+C

Answer is E.

A, B and C all refer to an enclosed stairway constructed to be noncombustible, designed to provide a refuge for occupants to safely leave the building.

Comments

Try These Too!

Model contract language

An owner-architect contract has stipulated an adjustment in compensation for reviewing re-submittals beyond a specified number. Where is this corresponding model language exist in order to coordinate with the contractor's responsibilities? 0.00.00 The Architect's review of Contractor's submittals will be limited to examination of an initial submittal and ____________ (_____) resubmittals. The Owner is entitled to obtain reimbursement from the Contractor for amounts paid to the Architect for evaluation of additional resubmittals. Answer It does not exist in the standard A201 general conditions of the contract for construction, and is recommended to be added to Section 3.12, as 3.12.11. ARE 4.0 exam study: CDS

Fire-alarm & detection systems

In an atrium connecting 2 or more stories, what device types are generally required per section 907.2.13 of the International Fire Code (IFC)? Answer Fire alarm activated by automatic alarm, fire flow or manual alarm. Further, in Group A, E or M occupancies, emergency voice / alarm communication system is required per 907.2.12.2 (High-rise buildings). ARE 4.0 exam prep: BS

Plywood double-post!

Why are the plies in plywood turned at right angles in each successive layer? Answer This helps plywood panels to have a high degree of resistance to splitting. In this image, the panel consists of 3 plies. What is the name of each ply? Answer Face+Core+Face. In 5 or 7 ply panels, the core is sandwiched by crossbacks with a face and a back ply. ARE 4.0 exam prep: BDCS