Amd 01 - Specification 01 11 00.pdf

Powerhouse Elevator No. 2 Rehab - Big Bend Dam BB97

SECTION TABLE OF CONTENTS

DIVISION 01 - GENERAL REQUIREMENTS

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SUMMARY OF WORK

PART 1 GENERAL

1.1 WORK COVERED BY CONTRACT DOCUMENTS

1.1.1 Project Description

1.1.2 Location

1.1.3 SCOPE OF WORK

1.2 OCCUPANCY OF PREMISES

1.3 EXISTING WORK

PART 2 PRODUCTS

PART 3 EXECUTION

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SUMMARY OF WORK

PART 1 GENERAL

1.1 WORK COVERED BY CONTRACT DOCUMENTS

1.1.1 Project Description

The work includes demolition and replacement of various items including but not limited to elevator equipment, controls, hoist mechanism, hoisting system, and incidental related work. This will include bringing the elevator system up to code to the greatest extent possible. The existing elevator cab and the five existing elevator landing doors will be reused, while the existing elevator door on the cab will be replaced. The machine room and elevator shaft need to be separately enclosed with a 2 hr fire rated wall.

For potential hazardous work there is lead and there is the presence of asbestos/asbestos dust in the wiring, possibly in the machine room door, elevator brake shoes, rough black coating on the outside of the car, and mats hanging on the inside of the car. The interior doors of the elevator tested positive for lead primer via a 3M Instant Test kit.

1.1.2 Location

The work is located at the Big Bend Dam Powerhouse, located near Ft.

Thompson, South Dakota, approximately as indicated. The exact location will be shown by the Contracting Officer.

1.1.3 SCOPE OF WORK

The following is a list of the major work items included in this Contract. All items listed here are described in greater details throughout the rest of the technical sections and bridging drawings. The work includes but not limited to the following:

a. Remove and dispose of existing machine room walls and ceiling.

b. Provide new 2-hr fire rated walls and ceiling for machine room.

c. Provide 2-hr fire rated wall to separate the machine room from the shaft.

d. Remove, dispose, and replace elevator equipment, elevator controller, elevator governor, hoisting machines, and wiring, while also providing upgrades to the elevator machine room.

e. Provide independent ventilation or air conditioning system to protect against the overheating of the electrical equipment.

f. Provide an elevator hoistway pressurization system for smoke control.

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g. Provide an update to the existing interior lighting.

h. Provide an update to the existing interior fire alarm system.

i. Provide necessary electrical work to comply with code.

j. Provide work to bring elevator system up to existing life safety and elevator standards.

k. Reuse existing elevator cab and the five existing elevator landing doors.

l. Remove, dispose, and replace existing elevator cab door.

m. Provide Operation and Maintenance training for equipment provided with O&M manuals.

*Am-1 All work involving control systems and Operational Technology (OT) will meet requirements of specification section 25 05 11 CYBERSECURITY FOR CIVIL WORKS OPERATIONAL TECHNOLOGY **Am-1

1.2 OCCUPANCY OF PREMISES

Building(s) will be occupied during performance of work under this Contract. Occupancy notifications will be posted in a prominent location in the work area.

Before work is started, arrange with the Contracting Officer a sequence of procedure, means of access, space for storage of materials and equipment, and use of approaches, corridors, and stairways.

1.3 EXISTING WORK

In addition to FAR 52.236-9 Protection of Existing Vegetation, Structures, Equipment, Utilities, and Improvements:

a. Remove or alter existing work in such a manner as to prevent injury or damage to any portions of the existing work which remain.

b. Repair or replace portions of existing work which have been altered during construction operations to match existing or adjoining work, as approved by the Contracting Officer. At the completion of operations, existing work must be in a condition equal to or better than that which existed before new work started.

PART 2 PRODUCTS

Not used.

PART 3 EXECUTION

Not used.

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