- | P a g e
PRESTRESSED CONCRETE DESIGN EXAM
NEWEST 2025 ACTUAL EXAM COMPLETE 200
QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) |ALREADY
GRADED A+
Tolerance on the vertical placement of post- tension cables is limited to - ANSWER-1/2 when placed in a 48-inch thick concrete member
When tying a tendon in place ,the installer, as a matter of practice, should - ANSWER-tie the tendon, support bar, and chair as a single unit.
When a tendon is stressed at an intermediate location, the remainder of the tendon should - ANSWER-remain coiled until the next pour sequence is ready for tendon placement
When inspecting a post- tension installation, the inspector is responsible for checking all of the following except - ANSWER- verify that the contractor has stressed the fixed-end anchorages to ensure wedges have been seated
- / 3
- | P a g e
The jacking force specified for 1/2- inch diameter tendons is normally - ANSWER-33 kips
The inspection of a post- tension system is the responsibility of - ANSWER-The engineer of record ,the special inspector , the general contractor, and a PTI certified installer
Temperature tendon profiles will - ANSWER-remain at a constant height throughout the slab
The edge form should be marked showing the center of each post tension tendon from - ANSWER-The approved installation drawings
All of the following can affect tendon elongation field measurements except - ANSWER-the jack extends or retracts slowly
Prior to stressing tendons, the inspector should check that - ANSWER-the tendon is perpendicular to the anchor & the amchor is parallel to the face of the concrete, unless the plans specify a different angle
- / 3
- | P a g e
During stressing operations,the special inspector - ANSWER- should measure the tendon elongations after each cable is stressed
The last calibration date of the stressing equipment must - ANSWER-not exceed 6 months from the stressing date
Cleaning the tendon tails prior to stressing improves - ANSWER-The consistency and permanence of the paint mark & the efforts to keep the underside of the jack clean
Tensioning cables should not begin until - ANSWER-concrete cylinder breaks show that member has attained the minimum compressive strength specified for stressing on the project plans
When preparing for stressing, it is necessary to - ANSWER- Check to make sure the stressing equipment is clean, especially the jack gripper and seating plunger areas,remove PT coating from the tendon and clean out the anchor cavity, and seat the wedges with use of hand seating tool
__ is an acceptable field measured elongation of a tendon with a theoretical delta of 6-3/4" - ANSWER-6-3/8
- / 3