Project Information

Bid Title

Elevator Modernization - City Hall and Bunten Road Activity Building

Issuing Agency

City of Duluth

Location

Georgia

Published Date

Nov 14, 2025

Closing Date

Jan 15, 2026

Government Level

State & Local

Status

Closed

Original Source

Join to Access Full Details

Bid Inquiries

Join to Access Full Details

Bid Documents

Join to Access Full Details

Project Description

Description	Opening Date/Time	Closing Date/Time
Elevator Modernization - City Hall and Bunten Road Activity Building City Hall Specs	November 14, 2025 :	January 15, 2026 11:00 AM

Attachment Preview

DIVISION 14

www.vdassoc.com

SECTION 14 24 23

TECHNICAL SPECIFICATIONS FOR THE SUBSTANTIAL

TURN-KEY MODERNIZATION OF ONE (1)

HYDRAULIC ELEVATOR

AT

DULUTH CITY HALL

3167 MAIN STREET

DULUTH, GA

DATE: 9/22/2025

VDA No. 78264/DH

TABLE OF CONTENTS

PART 1 - GENERAL ................................................................................................................................ 5

1.1 SUMMARY AND DEFINITIONS .................................................................................................................. 5

A. Related Documents .................................................................................................................................. 5

B. Intent........................................................................................................................................................ 5

C. Termination of Existing Agreements........................................................................................................ 6

D. Abbreviations and Symbols...................................................................................................................... 6

E. Codes and Ordinances / Regulatory Agencies ......................................................................................... 7

F. Reference Standards ................................................................................................................................ 7

G. Definitions ................................................................................................................................................ 8

1.2 PERMITS AND SUBMITTALS ..................................................................................................................... 8

A. Permits ..................................................................................................................................................... 8

B. Submittals ................................................................................................................................................ 8

C. Measurements and Drawings .................................................................................................................. 9

D. Substitutions ............................................................................................................................................ 9

E. Changes in Scope and Extra Work ......................................................................................................... 10

F. Keys ........................................................................................................................................................ 10

G. Diagnostic Tools ..................................................................................................................................... 10

H. Service Support Requirements / Spare Parts......................................................................................... 11

I. Wiring Diagrams, Operating Manuals and Maintenance Data .............................................................. 12

J. Demonstration ....................................................................................................................................... 12

K. Patents ................................................................................................................................................... 13

L. Advertising ............................................................................................................................................. 13

1.3 QUALITY ASSURANCE ............................................................................................................................. 13

A. Materials and Quality of Work............................................................................................................... 13

B. Electrical Design Requirements (General) ............................................................................................. 13

C. Energy Conservation Code ..................................................................................................................... 14

D. Materials, Painting and Finishes ............................................................................................................ 14

E. Accessibility Requirements .................................................................................................................... 15

F. Qualifications ......................................................................................................................................... 16

1.4 DELIVERY / STORAGE / HANDLING / COORDINATION ........................................................................... 16

A. Delivery and Storage of Material and Tools........................................................................................... 16

B. Work with Other Trades / Coordination ................................................................................................ 16

C. Removal of Rubbish and Existing Equipment ........................................................................................ 17

D. Protection of Work and Property........................................................................................................... 17

1.5 RELATED WORK ...................................................................................................................................... 17

A. Work by Elevator Contractor Included in the Base Bid.......................................................................... 17

B. Work by Others ...................................................................................................................................... 19

1.6 WARRANTY / MAINTENANCE SERVICES................................................................................................. 20

A. Contract Close-Out, Guarantee and Warranties.................................................................................... 20

B. Maintenance Coverage .......................................................................................................................... 20

1.7 ALTERNATES AND VALUE ENGINEERING: .............................................................................................. 20

City Hall

Duluth, GA

[14 24 23] - 2

vda® No. 78264

Elevator

9/22/2025

A. The following alternatives are elective upgrades which constitute changes to the base scope of work

specified. Pricing for each alternate upgrade is requested from the bidder with costs indicated in the

appropriate space in the Request for Proposal (RFP). Contractor shall take into consideration, as part of the

alternative pricing, alternate work that is required either in lieu of, or in addition to, work specified in the

base scope and shall not duplicate costs........................................................................................................ 21

1.8 ALTERNATES / ALLOWANCES / UNIT PRICES.......................................................................................... 21

PART 2 - PRODUCTS ........................................................................................................................... 21

2.1 GENERAL DESCRIPTION .......................................................................................................................... 21

2.2 Hydraulic Elevator .................................................................................................................................. 21

A. City of Duluth, 3167 Main Street, Duluth, GA - Hydraulic Elevator Passenger Elevator 1-Passenger

Elevator 1 ........................................................................................................................................................ 21

2.3 MANUFACTURERS .................................................................................................................................. 22

A. Pre-Approved Equipment Manufacturers ............................................................................................. 22

2.4 CONTROL FEATURES / OPERATION ........................................................................................................ 24

A. Motion Control / (New)......................................................................................................................... 24

B. Simplex Selective Collective Operation.................................................................................................. 24

C. Independent Service Operation / (New)................................................................................................ 24

D...................................................................................................................................................................... 24

E. Inspection Service Operation / (New).................................................................................................... 25

F. Hoistway Access Operation / (New) ...................................................................................................... 25

G. Firefighters’ Emergency Operation / National ....................................................................................... 26

H. Low Oil Protection and Protective Device / (New) ................................................................................ 27

I. Hydraulic Auto Lowering / (New)........................................................................................................... 27

J. Door Operation ...................................................................................................................................... 27

2.5 MACHINE ROOM / SECONDARY EQUIPMENT........................................................................................ 29

A. Control Equipment / (New).................................................................................................................... 29

B. Equipment Isolation / (New) .................................................................................................................. 30

C. Hydraulic Power Unit / Motor / (New) .................................................................................................. 30

D. Hydraulic Piping / Reuse / See Painting Section .................................................................................... 31

E. Hydraulic Mainline Oil Strainer / (New) ................................................................................................. 31

2.6 HOISTWAY EQUIPMENT ......................................................................................................................... 32

A. Guide Rails / Inserts / Brackets (Reuse) ................................................................................................. 32

B. Slide Guides / (New)............................................................................................................................... 32

C. Electrical Conduit / Wiring / Traveling Cable / (New) ............................................................................ 32

D. Normal and Final Terminal Stopping Devices / (New) ........................................................................... 34

2.7 PIT EQUIPMENT...................................................................................................................................... 34

A. Car Buffer (Reuse) .................................................................................................................................. 34

B. Inspection Platforms, Ladders, Guard Rails, Screens and Guards ......................................................... 35

C. Jack Unit (Reuse / Modify) ..................................................................................................................... 35

D. Hydraulic Check Valve / (New)............................................................................................................... 35

E. Pit Stop Switch / (New) .......................................................................................................................... 35

2.8 HOISTWAY ENTRANCES.......................................................................................................................... 36

A. Hoistway Entrances (Reuse)................................................................................................................... 36

B. Slide Type Hoistway Door / Reuse ......................................................................................................... 36

C. Interlocks / Unlocking Devices / (New) .................................................................................................. 37

D. Hoistway Door Bottom Guides / Safety Retainers / (New).................................................................... 37

2.9 CAR EQUIPMENT / FRAME ..................................................................................................................... 38

City Hall

Duluth, GA

[14 24 23] - 3

vda® No. 78264

Elevator

9/22/2025

A. Car Frame (Reuse) .................................................................................................................................. 38

B. Car Platform (Reuse) .............................................................................................................................. 38

C. Automatic Leveling / Releveling / Positioning Device / (New) .............................................................. 38

D. Top-of-Car Inspection Operating Station / (New).................................................................................. 39

E. Car Enclosure Work Light / Receptacle / (New)..................................................................................... 39

F. Emergency Exits / Top / Reuse & Modify............................................................................................... 39

G. Master Door Power Operator System – VVVF/AC / (New) .................................................................... 40

H. Car Door Hangers / Tracks / Gate Switch / (New).................................................................................. 41

I. Car Door Gate Switch / (New) ................................................................................................................ 41

J. Car Door Panel(s) / Reuse & Modify ...................................................................................................... 41

K. Door Reopening Device / (New) ............................................................................................................ 41

2.10 FINISH / MATERIALS / SIGNAGE ............................................................................................................. 42

A. Material, Finishes and Painting .............................................................................................................. 42

2.11 FIXTURES / SIGNAL EQUIPMENT ............................................................................................................ 43

A. General - Design and Finish.................................................................................................................... 43

B. Main Car Operating Panel / (New)......................................................................................................... 43

C. Car Position Indicator............................................................................................................................. 44

D. Corridor Push Button Station / Surface Mount / Existing Back-Boxes / (New) ..................................... 45

E. Hall Direction Lanterns / (New) ............................................................................................................. 45

F. Hoistway Access Switch / (New) ............................................................................................................ 45

2.12 CAR ENCLOSURES................................................................................................................................... 46

A. Elevator Car Enclosure(s) and the Five Percent (5%) Rule:.................................................................... 46

B. Elevator Cab Remodel Allowance ($25,000 per elevator.) .................................................................... 47

C. Elevator Cab Enclosure Fan.................................................................................................................... 47

2.13 EMERGENCY LIGHTING / COMMUNICATIONS / SIGNALING.................................................................. 48

A. Battery Back Up Emergency Lighting Fixture and Alarm ....................................................................... 48

B. Emergency Voice Communication / Telephone..................................................................................... 48

C. Two-Way Elevator Visual Communication System ................................................................................ 50

PART 3 - EXECUTION .......................................................................................................................... 51

3.1 EXAMINATION........................................................................................................................................ 51

A. Inspection............................................................................................................................................... 51

3.2 INSTALLATION / PROJECT PHASING ....................................................................................................... 51

A. Installation ............................................................................................................................................. 51

B. Project Phasing....................................................................................................................................... 52

C. Removal of Elevators ............................................................................................................................. 53

3.3 FIELD QUALITY CONTROL ....................................................................................................................... 53

A. Inspection and Testing ........................................................................................................................... 53

B. Substantial Completion .......................................................................................................................... 53

C. Contractor’s Superintendent ................................................................................................................. 53

3.4 PROTECTION / CLEANING ...................................................................................................................... 54

A. Protection and Cleaning......................................................................................................................... 54

B. Barricades and Hoistway Screening ....................................................................................................... 54

3.5 DEMONSTRATION .................................................................................................................................. 54

A. Performance and Operating Requirements........................................................................................... 54

B. Acceptance Testing ................................................................................................................................ 55

City Hall

Duluth, GA

[14 24 23] - 4

vda® No. 78264

Elevator

9/22/2025

DIVISION 14 – CONVEYING SYSTEMS

14 24 00 – Hydraulic Elevators

14 24 23 – Hydraulic Passenger Elevators

PART 1 - GENERAL

1.1

SUMMARY AND DEFINITIONS

A. Related Documents

1. City of Duluth Request for Proposal

B. Intent

1. This section includes:

a. Hydraulic passenger

2. The following outlines the scope of work covered in this Section:

THE SUBSTANTIAL TURN-KEY MODERNIZATION OF ONE (1) HYDRAULIC ELEVATOR, TO INCLUDE

THE RELATED WORK BY OTHER TRADES AS DENOTED IN SECTION 1.5, AND INCLUSIVE OF

REPLACEMENT CONTROLLER, POWER UNIT, WIRING, HALL/CAR FIXTURES AND DOOR

EQUIPMENT.

3. Related equipment shall be designed, constructed, installed and adjusted to produce the highest

results with respect to smooth, quiet, convenient and efficient operation, durability, economy of

maintenance, and the highest standard of safety.

4. It is not the intent of these specifications to detail the construction and design of all parts of the

equipment, but it is expected that the type, materials, design, quality of work and construction of

each part shall be adequate for the service required, durable, properly coordinated with all other

parts, and in accordance with the best commercial standards applicable and of the highest

commercial efficiency possible.

5. Minimum requirements for design, materials, etc., are for certain parts of the equipment.

Equivalent requirements approved by the Owner shall apply to such parts as are of special design,

construction or material and to which the specified requirements are not directly applicable.

These minimum requirements as a whole shall be considered as establishing proportionate

general minimum standards for all parts of the equipment.

6. The Owner may permit variations from the requirement of these specifications to permit use of

the Contractor’s standard equipment, provided such standard equipment is in every way

adequate for the intended use and meets the full intent of these specifications. All such variations

proposed by the manufacturer shall be called to the attention of the Owner and shall only be

made if approved in writing prior to the award of the contract.

City Hall

Duluth, GA

[14 24 23] - 5

vda® No. 78264

Elevator

9/22/2025

Commodity Codes

• NAICS 236220Commercial and Institutional Building Construction
• NAICS 238290Other Building Equipment Contractors

* Disclaimer: Government BidHub provides information on bids, RFPs (Requests for Proposals), and RFQs (Requests for Qualifications) solely for convenience and informational purposes. This site is not an official public notice board. For official details, responses, or inquiries, please contact the relevant government agency directly.