Enclosure No. 3 Safety Oversight 7_1_2025.docx

Safety Oversight Off-Site Remediation Work

A. Scope

1. Argonne will support the radar disassembling & removal and site remediation at the DOE ARM Climate Research Facility, Southern Great Plains (SGP) Site. The work will entail dismantling and recycling of the radars along with remediation of the sites by removing infrastructure such as concrete foundations, standard size shipping containers, trailers, and fencing.

2. Argonne will subcontract the work at 5 site locations:

· IF4: 6500 Dakota Road Billings, OK, (36.5786, -97.3638)

· IF5: 19223 E. Robertson Rd Garber, OK (36.4911, -97.5939)

· IF7: 22245 W. Ferguson Ave, Nardin, OK, (36.7961, -97.4490)

· IF8: 18895 W. Highland Ave, Tonkawa, OK (36.4771 -97.4210)

· IF10: 101752 Custard Road, Lamont, OK (36.6655, -97.6284)

B. SGP Safety Requirements

1. Federal, State and Local Regulations

i. Code of Federal Regulations (CFR’s), including 29 CFR 1926.104, 1926.1053, CFR 1926 Subpart L, and 1926.450 through 454

2. Specific Requirements

i. Submission of an OKIE dig permit prior to any excavation.

C. Safety Oversight

i. SGP PIs/Tech reps will work together as a team with the SGP ESH Coordinator and WSE Construction Safety SME to ensure safety requirements are being met.

1. SGP ESH Coordinator

a. Will work with the contractor to complete the Off-site construction JSA.

b. Support SGP workers following their WCD

c. Act as liaison between the SGP PIs/Tech Reps and Construction SMEs

d. Work with the contractor to get the required safety documentation and safety certifications.

e. Conduct daily site visits & provide ESH oversight

2. SGP Tech Rep

a. Review completed JSA and know the requirements.

b. Liaison between SGP ESH Coordinator and Argonne Construction SME and SGP.

c. Ensure SGP safety requirements and Argonne safety requirements are communicated to the contractor(s)

d. Address any unsafe acts/conditions with the contractor

3. WSE Construction Safety SME

a. Will review contractors’ Off-Site Construction JSA and recommend changes.

b. Will review contractors’ safety documentation and certifications.

c. When on site, oversee and ensure construction rules and regulations are being met.

d. Conduct safety inspections when at the site and provide reports to the ARM team & SGP

4. SGP

a. Review all safety documents.

b. SGP safety briefing for Argonne and contractors at start of work and document attendance

c. Site visits-Observe and Inspect work area, address any ESH concerns

d. Review Dig Permit with the contractor D. Task Identification (Site-specific Task details and locations are included in the Scope of Work)

1. Radar

i. Safety Oversight

1. SGP ESH Coordinator with WSE Construction Safety SME

ii. Task

1. Disassemble, remove, recycle / destroy radar components

2. Remediation, including Structures, Underground Electrical, Civil, Fencing, Earthwork

i. Safety Oversight

1. SGP ESH Coordinator with WSE Construction Safety SME

ii. Task

1. Structures

a. Removal of wiring and computer systems associated with the radars to be removed by SGP personnel prior to removal of any structures. Communications equipment on the towers to be retained by SGP personnel.

b. Dissemble and dispose of towers, steel radar platforms, flagpoles, structures

c. Removal of shipping container at IF7 and transport to SGP main site

2. Underground Electrical

a. Removal of wire inside underground conduit

b. Removal of all buried grounding circuits and communication lines

3. Civil

a. Removal of concrete foundation pads, flagpole foundation pads, radar foundation pads, electronic enclosure pads, in-ground anchors, rain gauge poles

b. Removal of all gravel within fence lines

4. Fencing

a. Removal of all 10 ft chain link fence, gates, and poles

5. Earthwork

a. Perform earth-moving activities to facilitate agricultural operations (IF8)