Title: Plan Subcontractor Environmental, Safety and
Health Plan – LANL Subcontractor ESH Requirements
for High / Moderate Consequences
Effective Date: 12/01/2022
• SUBCONTRACTOR shall not commence any excavation, fill, soil disturbance/transfer,
trenching work,
or drilling until they have obtained written permission from
CONTRACTOR STR and complied with
the requirements, stipulations, and conditions
specified in the Excavation/Fill/Soil Disturbance
Permit. The permit authority for this
subcontract is CONTRACTOR, who will issue the Permit and all
stipulations
associated with the Permit to SUBCONTRACTOR. Permits shall be kept at the jobsite at
all times. SUBCONTRACTOR shall allow 7-working days from written request to receipt
of approved
Permit.
• SUBCONTRACTOR shall notify the STR if the excavation, fill, soil disturbance/transfer,
or trenching
area will change during the project. SUBCONTRACTOR will not excavate,
fill, conduct soil
disturbance/transfer, or trench in the newly identified area until
CONTRACTOR issues a modified or
new Permit.
• SUBCONTRACTOR shall handle any excavated material removed from a Consent Order Site (i.e.,
Solid Waste Management Unit or Area of Concern; formerly known as a Potential Release Site)
in
accordance with CONTRACTOR waste management requirements.
• SUBCONTRACTOR shall ensure fill materials (soil, concrete, or asphalt) brought onsite for use on
CONTRACTOR’S site are free of contamination.
• Clean fill means materials generally considered not to be water soluble and nonhazardous in nature,
including but not limited to, soil, sediment, gravel, rock, and tuff that is not mixed with chemicals or
other products, oil, debris, and other solid waste (e.g., trash).
• SUBCONTRACTOR shall not transport fill material (soil, concrete, or asphalt) from its
point of origin
to another location at LANL or outside the LANL facility boundary without obtaining written
approval from the
STR prior to movement of the material.
• SUBCONTRACTOR shall not abandon excavated material, debris, or equipment on-site
without
written CONTRACTOR approval.
• Upon Excavation/Fill/Soil Disturbance Permit request, SUBCONTRACTOR shall physically
identify the
established geographical boundaries of the proposed excavation activity with
white flagging, survey
paint, or other means as agreed to by the STR.
• CONTRACTOR will perform a non-intrusive underground survey (e.g., electromagnetic,
gravitational,
GPR, etc.) to identify and mark the location of underground interferences,
services and/or utilities,
and provide an engineered drawing to SUBCONTRACTOR
showing the locations and type of services
within the surveyed area. SUBCONTRACTOR
is responsible for maintenance of utility locate
markings. Locate markings are required to
be revalidated every 30 days by CONTRACTOR and/or if
the utility markings are no
longer in place or obliterated.
• SUBCONTRACTOR shall pothole (i.e., excavate using hand tools or approved vacuum
potholing
equipment, etc.) to a sufficient depth and radius to enable visual verification of
all identified
underground utilities prior to using any mechanical excavation equipment
(e.g., backhoe,
excavators, etc.). SUBCONTRACTOR shall follow the potholing
procedures specified in LANL OSH-ISH-
FSD-003, Potholing Procedures. Vacuum-,
air-, or water-type potholing is not to be conducted by
SUBCONTRACTOR in a Consent Order Site
without approval from CONTRACTOR through the
Excavation/Fill/Soil Disturbance Permit. CONTRACTOR
may at its discretion conduct such potholing
using CONTRACTOR resources. Hazardous energy
safe condition must be met prior to excavation.
Appropriate precautionary PPE (e.g.,
dielectric glove, chemical protection, etc.) and tools shall be
utilized when exposing live
or unknown utilities or structures. SUBCONTRACTOR shall notify STR
when potholing is
complete so locations can be confirmed and updated as required.