Excavation Safety. If such plan varies from the Shoring System Standards established by the Safety Orders, the plan shall be prepared by a registered civil or structural engineer, but in no case shall such plan be less effective than that required by the Safety Orders. No excavation of such trench or trenches shall be commenced until said plan has been accepted by the District or by the person to whom authority to accept has been delegated by the District.
Excavation Safety. Competent person; excavation procedures; project specific protective system, including drawings, designed, sealed, and signed by NYS Licensed Professional Engineer, or as otherwise directed.
Excavation Safety. .1 Protect excavations more than 1.25 metres deep against cave-ins or wall collapse by side wall sloping to the appropriate angle of repose, an engineered shoring/sheathing system or an approved trench box.
Excavation Safety. If such plan varies from the Shoring System Standards established by the Construction Safety Orders, the plan shall be prepared by a registered civil or structural engineer, but in no case shall such plan be less effective than that required by the Construction Safety Orders. No excavation of such trench or trenches shall be commenced until said plan has been accepted in writing by the District or by the person to whom authority to accept has been delegated by the District. SECTION 01540 ‐ PAGE 10 OF 12 Contra Costa Community College District Mechanical and Controls Design-Build Project C-1168 AA Building Mechanical Systems Upgrade – Energy Conservation Project
Excavation Safety. Contractors shall ensure that all its employees and subcontractors who engage in excavation and trenching activities are properly trained and supervised. Prior to excavating, the Company shall follow the appropriate Call Before You Dig (CBYD) (CT) or Dig Safe (MA) procedures to obtain a markout of utilities.
Excavation Safety. Per California Labor Code Section 6500, Contractor shall possess a valid Construction Activity Permit for construction of trenches or excavations which are five (5) feet or deeper and into which a person is required to descend. When trenches or excavations five (5) feet or deeper are anticipated as part of the contract, Contractor shall possess a valid permit at the time of bidding and for the life of the contract. Contractor shall furnish copies of valid permits to TAMC. Contractor shall comply with California Labor Code Section 6705 which provides that prior to the commencement of excavation of any trench or trenches five (5) feet or more in depth, Contractor shall submit to TAMC a detailed plan showing the design of shoring, bracing, sloping, or other provisions to be made for worker protection from the hazard of caving ground during the excavation of such trench or trenches. If such plan varies from the shoring system standards established by the Construction Safety Orders, the plan shall be prepared by a registered civil or structural engineer. Plans must be submitted to TAMC at least five (5) working days prior to the commencement of excavation. If said plans are not submitted five (5) days prior to the commencement of said excavation, TAMC shall not be liable to Contractor for any delay in work caused by delinquent submission of said plans. Trenching of more than four (4) feet below the surface shall require the Contractor to promptly notify TAMC if unknown hazardous wastes, subsurface or latent physical site conditions different from those indicated or unusual site conditions are encountered, and inform TAMC as to its duty to investigate those conditions. The Contractor may file for a change order for any conditions different from those indicated.
