Attachment No. 1

STATEMENT OF WORK

REPLACE FIXED WHEEL GATE INDICATOR CHAIN & COUNTERWIEGHT

1 GENERAL

1.01 BACKGROUND

A. The Department of Interior, Bureau of Reclamation (Reclamation), Davis Dam, has a requirement to replace the Fixed Wheel Gate Indicator Chain, Counterweight, and Counterweight Well in the Forebay of Davis Dam.

1.02 LOCATION

A. Davis Dam, Bullhead City, AZ

1.03 SCOPE

A. The contractor shall provide all personnel, tools, and equipment necessary to replace the fixed wheel gate indicator chain, counterweight, and counterweight well. Work to be performed underwater.

Work will be scheduled during the day, Monday through Thursday, excluding federal holidays, between 6:30 a.m. and 5:00 p.m.

1.04 REFERENCE STANDARDS

A. Use the most recent edition of the standards listed in this section.

B. Bureau of Reclamation (USBR)

1. HECP Hazardous Energy Control Program (lock-out/tag-out) including revisions posted at https://www.usbr.gov/power/data/fist/fist1_1 /FIST_1-1.pdf

2. RSHS Reclamation Safety and Health Standards including revisions posted at https://www.usbr.gov/safety/rshs/index.html

C. Occupational Safety & Health (OSHA)

1. 29 CFR 1910 Regulations (Standards – 29 CFR) https://www.osha.gov/laws-regs/regulations/standardnumber/1910

1.05 DEFINITIONS

A. CO Contracting Officer

B. COR Contracting Officer’s Representative

C. Days Calendar days, unless otherwise specified.

1.06 SCHEDULE

A. Prepare and submit a schedule within 2 days of award for the COR to review.

a. The order in which the Contractor proposes to perform the work.

b. The dates on which the Contractor contemplates starting and completing the several salient features of the work (including acquiring materials, plant, and equipment).

c. Use durations in units of whole workdays.

d. Include planned start and completion dates for features of work.

e. Show total float, early start, early finish, late start, late finish.

B. Failure to include any element of the work will not release Contractor from completing all required work under the requirement.

1.07 PROJECT CONDITIONS

A. Davis Dam

1. Anticipated depth: 45 50 ft.

2. Anticipated flows: 00 cfs.

2 EXECUTION

A. Provide (4) scuba commercially certified divers and topside tenders/safety diver. Dives shall comply with MDA, maximum depth limitations and MDT, maximum given dive times, per NAUI dive air tables. MDA and MDT shall be based upon determined depths.

Dive depths could reach up to 80’. Due to the nature of the work, commercial diving procedures require use of surface-supplied air (SSA), hard-wire communications, and independent emergency breathing gas for this type of underwater construction.

B. Cut away counterweight well pipe straps.

C. Remove steel counterweight well measuring approximately 42’6" x 3”. Counterweight well may be in 4 equal lengths per drawing 351-D-241.

D. Retrieve steel counterweight measuring approximately 3’ x 2-3/4”. (unknown if present).

E. Drill new chain attachment points in mounting block.

F. Install a swivel.

G. Reinstall counterweight well with pipe straps

H. Connect chain measuring approximately 86’ 7-1/2” x ½” to counterweight.

I. Install counterweight and chain.

J. Dive will be performed with Fixed Wheel Gate in the fully open position, wicket gate closed and under clearance (LOTO) and equalized with 00 cfs. flow exposing the opening of the penstock.

3 MEETINGS AND CONFERENCES:

3.01 Prior to commencing work, a coordination meeting will be arranged between the contractor, COR, and plant personnel.

A. Agenda for coordination meeting.

1. Safety/security

2. Schedule

3. Site access/meet up location.

4. General discussions

4 PROCESS:

4.01 The following submittals shall be provided by the contractor upon award.

A. Dive Plan

1. All dive teams shall consist of at least four divers. This is inclusive of Inspection Team Lead Diver, Diver(s), and Standby Diver.

B. Commercial Dive Certifications for all diving members of the inspection team.

1. Certifications IAW OSHA instruction CPL 02-00-151 or latest directive if superseded by OSHA.

5 SECURITY

Contractors shall be escorted by a Reclamation employee at all times while within the facility.

The Contractor shall be responsible for ensuring that its employees comply with all established security rules and regulations. Contract personnel shall not be permitted to enter established or designated restricted areas unless so authorized by the Government. Entry shall be in accordance with and subject to the security regulations established in the area. It shall be the Contractor’s responsibility to ensure that its personnel do not enter these areas unless authorized.

6 SAFETY

A. Perform all work in accordance with the applicable standards from OSHA and RSHS.

B. Contractor will be required to provide the following submittals for this section.

1. Dive Safe Practices Manual

a. The safe practices manual shall be made available at the dive location to each dive team member.

b. The safe practices manual shall contain a copy of 29 CFR 1910 Subpart T and the employer's policies for implementing the requirements of this standard.

c. For each diving mode engaged in, the safe practices manual shall include:

(i) Safety procedures and checklists for diving operations.

(ii) Assignments and responsibilities of the dive team members.

(iii)Equipment procedures and checklists

(iv) Emergency procedures for fire, equipment failure, adverse environmental conditions, and medical illness and injury

2. Dive Hazard Analysis: In accordance with RSHS.

3. Job Hazard Analysis: In accordance with RSHS.

4. Contractors Onsite Safety Personnel Qualifications.

5. Accident Mishap Report

a. Accidents and mishaps that involve government property, or contractor personnel will be verbally reported to the COR within one hour and a written report will be provided to the CO and the COR within 24-hours.

7 GOVERNMENT-FURNISHED RESOURCES

A. Government will provide the following materials:

1. Materials listed in Section 2 will be provided by the Government. Government will provide the replacement counterweight well, chain, nuts, and bolts. Crane and crane operator, to include rigging straps and team to remove well after contractor has fastened the straps to well and chain. Crane support to lower tools and safety equipment will also be provided by the Government.

8 SUBMITTAL TABLE

* Submittal Types: A – Approval, I – Information ** CO indicates Contracting Officer, COR indicates Contracting Officer Representative

RSN

Clause or Section Title

Submittals required Due date or delivery time Type

Responsible code

No. of sets to be sent to. **

CO COR

1 Section 4 Dive Plan With submission of quote A COR 1 1

2 Section 4 Commercial Dive

Certifications With submission of quote A COR 1 1

3 Section 6 Safety Plan Within 2 days of award A COR 1 1

4 Section 6 Dive Hazard Analysis Within 2 days of award A COR 1 1

5 1452.237-80 Certificate of Liability

Insurance Within 2 days of award I CO 1 1

END OF REQUIREMENT