Field Operations Guide - Kentucky Transportation Cabinet
Field Operations Guide - Kentucky Transportation Cabinet Field Operations Guide - Kentucky Transportation Cabinet
FOG-304ChapterSURFACE(A000)SubjectPortland Cement Concrete Patching UsingNonbituminous Material(A040)DESCRIPTIONRepairing roadway surfaces by removing faulty surface sections, includingbase or subgrade material as required, and replacing with nonbituminousmaterial and required base material (Section Required)SCHEDULING Schedule this activity on concrete pavement year-round. Observetemperature requirements for concrete placement.RECOMMENDEDPERSONNEL Highway Superintendent (1)Highway Equipment Operator (8)RECOMMENDEDEQUIPMENT Pickup truck (1)Dump truck (1)Jackhammer (1)Concrete saw equipped w/diamond blade (1)Pavement breaker (2)Water truck (1)Air compressor (1)Mortar mixer (1)Truck-mounted attenuator (optional) (1)RECOMMENDEDMATERIAL Concrete (quick-set) (4 cubic yards)Reinforcing steelENVIRONMENTALIMPACTSDo not clean equipment near streams.PERFORMANCEVALUES Hours Per Unit 36.00 Daily Expectation 2 Accomplishment UnitCubic yard10/11 Page 1 of 2
SURFACE (A000)Portland Cement Concrete Patching Using Nonbituminous Material (A040)FOG-304FUNCTIONFE01RECOMMENDEDPROCEDURE1. Discuss with crew the requirements of the job.2. Place traffic-control devices as necessary.3. Saw-cut to specified depth, outer limits of patch.4. Break up deteriorated concrete pavement with jackhammer andpavement breaker.5. Load broken concrete and haul to disposal site.6. Check base, replace unsuitable material when necessary, andrecompact loosened material.7. Install underdrain if needed.8. Set forms, install required reinforcing steel, and lightly sprinkle basewith water.9. Pour concrete, screed, float, and broom finish.10. Apply curing compound, wet burlap or sand.11. Water-clean finishing equipment and tools.12. Do not clean into a stream.13. Do not allow traffic on repaired surface until concrete is adequatelycured (check with maintenance engineer on curing time).14. Remove traffic-control devices.Special Note: Determine accomplishment before leaving job site.10/11 Page 2 of 2
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FOG-304ChapterSURFACE(A000)SubjectPortland Cement Concrete Patching UsingNonbituminous Material(A040)DESCRIPTIONRepairing roadway surfaces by removing faulty surface sections, includingbase or subgrade material as required, and replacing with nonbituminousmaterial and required base material (Section Required)SCHEDULING Schedule this activity on concrete pavement year-round. Observetemperature requirements for concrete placement.RECOMMENDEDPERSONNEL Highway Superintendent (1)Highway Equipment Operator (8)RECOMMENDEDEQUIPMENT Pickup truck (1)Dump truck (1)Jackhammer (1)Concrete saw equipped w/diamond blade (1)Pavement breaker (2)Water truck (1)Air compressor (1)Mortar mixer (1)Truck-mounted attenuator (optional) (1)RECOMMENDEDMATERIAL Concrete (quick-set) (4 cubic yards)Reinforcing steelENVIRONMENTALIMPACTSDo not clean equipment near streams.PERFORMANCEVALUES Hours Per Unit 36.00 Daily Expectation 2 Accomplishment UnitCubic yard10/11 Page 1 of 2
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