ACI Certification Ch 7- Procedures for finishing slabson-ground | Questions and Correct Answers | Latest Update 2024/2025 | Graded A+

ACI Certification Ch 7- Procedures for finishing slabson-ground | Questions and Correct Answers | Latest Update 2024/2025 | Graded A+ Rigid supports for a straightedge used to stick off concrete can be: a. temporary pipes or rails b. edge forms c. the top of the edge of adjacent hardened concrete d. all of the above - Answer -d. all of the above How can workers avoid low spots when using hand operated straightedges? - Answer -Make sure there is always enough concrete ahead of the straightedge. Hand-held vibrating screeds are often useful when striking off concrete with ________ ________. - Answer -wet screeds true or falsevibrating screeds should be moved forward as fast as proper consolidation allows to avoid bringing too much mortar to the surface. - Answer -true On slabs with many protruding pipes, a ________ works better than a ________ ________ for smoothing th