NCMA CCCM case studies
NCMA CCCM · Put your knowledge to work in context.
The CCCM is a concrete masonry and hardscapes credential administered through CMHA Edge: Education & Certification, the education and certification arm of the Concrete Masonry & Hardscapes Association. The association describes itself as uniting the industry to advance excellence, and its certification programs sit alongside in-person courses, online learning, webinars, on-demand content, continuing education, and a course calendar. The credential is aimed at professionals who work with concrete masonry units, manufactured stone veneer, segmental retaining walls, and segmental pavement - the four building-solution areas the association organizes its technical resources around. Candidates typically include producers, contractors, installers, distributors, and design or specification professionals who need to demonstrate working knowledge across both masonry and hardscape scopes. Topics on this exam: Concrete Masonry and Hardscapes. The NCMA CCCM case studies are 5 cases and about 2,774 words.
1Grout Lift Height in a 14-ft Fully Grouted Wall
A masonry subcontractor is building a 14-ft-tall, 8-in. nominal CMU wall for a single-story gymnasium.
645 words, about 3 min2Preblended Type N Mortar Substituted for Type S
A two-story bearing-wall building uses 8-in. nominal CMU with a specified compressive strength f'm = 2,000 psi.
552 words, about 3 min3Control Joint Layout in a 150-ft Warehouse Wall
A 150-ft-long, 20-ft-tall warehouse wall is 8-in. nominal CMU, reinforced vertically at 24 in.
513 words, about 3 min4Six-Foot Retaining Wall Under a Fire Lane
A 180-ft-long segmental retaining wall is planned along the edge of a new commercial parking lot. The exposed height is 6 ft, with a 90-degree outside corner; the wall supports a fire access lane.
523 words, about 3 min5Failed Paver Drive Aisle Over an Undersized Base
A 15,000-sf commercial drive aisle and fire lane is paved with 80-mm concrete pavers on 1 in. of bedding sand over a compacted aggregate base.
541 words, about 3 min