ICC C5 case studies
ICC C5 · Put your knowledge to work in context.
ICC C5 is a credential designation listed under the International Code Council's certification and testing program, which the ICC groups under its Professional Development / Credentialing section alongside PRONTO, the Exam Catalog, and Maintain/Renew Certification. Beyond that placement, this page cannot confirm what C5 stands for, which code or technical field it tests, who is eligible, or what the exam covers: the ICC exam catalog URL supplied as the only permitted source returned a 404 "Page not found" response on retrieval, and the ICC home page carries no C5-specific content. The ICC C5 case studies are 5 cases and about 3,968 words.
1Rot Repair Rebuild: Ledger Attachment, Guard Geometry, and Schedule Pressure
A homeowner in a 1980s subdivision is rebuilding a 12 ft by 16 ft pressure-treated deck that was torn off after rot was found at the house wall. The deck serves a second-floor sliding door and stands 9 ft 6 in above grade at its outer edge.
741 words, about 4 min2Second-Floor Studio in an Unsprinklered Office Building: Occupant Load and Exit Count
A 1998 two-story office building of 7,500 sq ft per floor has never been sprinklered. The second floor holds open office use and is reached by one enclosed interior stair at the north end that discharges into the first-floor lobby; a second exterior stair was removed in a 2009 remodel under permit.
783 words, about 4 min3Conduit Run Ampacity: Sixteen Current-Carrying Conductors in a Hot Warehouse
A tenant improvement in a non-air-conditioned warehouse adds a 120/208 V, three-phase, four-wire panelboard in a 300 sq ft room at the rear of the building. The electrician must serve eight 20 A, 120 V receptacle and lighting circuits and has pulled them as eight two-wire circuits, each with its own neutral, plus the panel feeder, all in a single 1-1/4 in EMT run across the warehouse ceiling.
833 words, about 4 min4Garage Water Heater Replacement: Relief Discharge, FVIR Listing, and Flue Clearance
A 1994 ranch house has a 40,000 BTU/hr atmospheric gas water heater in the attached two-car garage. The 15-year-old unit is replaced with a new 40 gal model listed as flammable-vapor-ignition-resistant.
853 words, about 4 min5Day Care Conversion in a 1925 Building: Alteration Level, Change of Occupancy, and a Stamped Plan
A 1925 two-story building of 9,000 sq ft per floor, with brick bearing walls and wood floor framing, has operated as an office for decades and has no automatic sprinkler system. A tenant holds a permit to convert the entire second floor into a child day care for 50 children and 8 staff, served by a 1920s open stair that rises from the first-floor lobby, with 36 in corridors and no second stair on that floor.
758 words, about 4 min