SMSTS Technical Standards and Specifications 2

Question 1

According to OSHA 1926 Subpart P, what is the minimum required slope for a Type C soil excavation without additional protective systems?

Accepted Answer

1.5H:1V

Answer

Type C soil, the least stable classification, requires a maximum allowable slope of 1.5H:1V (34 degrees from horizontal) per OSHA 1926 Subpart P.

Question 2

What does the British Standard BS EN 13374 primarily govern on construction sites?

Accepted Answer

Temporary edge protection systems

Answer

BS EN 13374 specifies requirements for temporary edge protection systems including guardrails, toeboards, and barriers used at working edges.

Question 3

Under ANSI/ASSP A10.6, what is the minimum compressive strength concrete must achieve before post-tensioning stressing operations can begin?

Accepted Answer

3,000 psi

Answer

ANSI/ASSP A10.6 requires concrete to reach a minimum compressive strength of 3,000 psi before post-tensioning stressing can safely proceed.

Question 4

Which standard specifies requirements for safety signs and colors on US construction sites?

Accepted Answer

ANSI Z535

Answer

ANSI Z535 is the American standard series that governs safety sign colors, formats, and signal words used across US construction environments.

Question 5

Per OSHA 1926.502, what minimum tensile strength must a personal fall arrest system's lanyard withstand?

Accepted Answer

5,000 lbs

Answer

OSHA 1926.502 requires personal fall arrest system components, including lanyards, to have a minimum breaking strength of 5,000 lbs.

(SMSTS) Site Management Safety Training Scheme Practice Test