Check all RFC dwgs have been issued
Specialized subcontractor (s)approval for Excavation, Shoring, Dewatering and backfilling
Soil improvement material, backfilling material approved
Civil Construction Stage
All NOCs likes excavation permit from concern Authorities, Electrical services, Sewerage, Telecom etc. related authorities prior to start Excavation.
Approved Method statement for excavation and backfilling
Identification of buried services and actual trial pit reports
Check the soil investigation report
Site safety precaution / Manual.
Protection / re routing of existing buried services prior to start excavation
Municipality approval for Dewatering and disposal of excavated material
Mobilization, Site fencing , sign board Installation, site surveying, Establishment of bench marks, demarkation and confirmation of Municipality prior to start Excavation
Installation of shoring as shown in drawings
Proper slope, safe access for equipment, safe access for manpower, soil protection, barricading and warning signs to the excavated area during total process of works.
Certificates / License for all the Machinery works, valid Permits, Valid DL for working at site
Safe Excavation process and implementation of safety requirements
Inspection of the excavated area to the widths, lengths, depths, levels and slope as shown in Approved drawings for footings or raft
Ground water table level shall be brought down to minimum 300mm below bottom of blinding level to release for formation level Field Density Test
Check the formation level and sizes shall be as per Approved drawings.
Formation level Field Density Test
Laying of Road base material minimum 200mm or of as per soil investigation recommendations.
Plate Load Test & Field Density Test on Road base material and release for blinding
Release certificate / RFI of Water proofing to concreting works and completed underground services to start backfilling
Backfilling material is free from, shells, stones, waste, wood and other organic materials.
Backfilling in layers not exceeding 250 mm
Field density test at each layer
Test Reports review
Post a Comment