Combin_ICE_WSP_Server_Room_5192025.pdf

PDF 5 MB Posted

Attached to
Server Room Cooling System State and local contract opportunity
Solicitation number
CIFB GD 25-35
Issued by
Montgomery County, Ohio

About this file

This is an Independent Cost Estimate (ICE) document prepared by Julie Hoffman for the Greater Dayton Regional Transit Authority (RTA) on May 19, 2025, related to the replacement of the HVAC unit supplying the WSP's server room. The project encompasses the removal of the current unit, installation of temporary cooling units during construction, installation of a new HVAC unit, and associated electrical work. The estimated total cost is $238,023.75, which includes the base HVAC unit cost of $190,419 and a 25% tariff inflation rate, as the unit is typically produced in Mexico.

The cost estimate was calculated using historical pricing from a previous 600 Server Room HVAC unit replacement in 2025, with supporting documentation including a change order request and bulletin. The pricing method involves referencing previous procurement documentation and applying the current tariff rate for goods produced in Mexico. Additional documentation in the file includes a Request for Change (RFC No. 11) from Lee Restoration Ltd., a quote from Calvin Electric LLC for electrical work totaling $22,280.00, and a detailed proposal from Waibel Energy Systems outlining the HVAC modifications with a total mechanical cost of $134,260.00, controls cost of $9,200.00, and temporary cooling cost of $3,400.00.

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Other files for this state and local contract opportunity

Other files attached to Server Room Cooling System, newest first.
File Type Posted
Server_Room_Cooling_System_(Addendum_#1_Revision).pdf PDF
2025-0516_WSP_Server_Room_HVAC_DWG_IFC.pdf PDF
2025-0516_WSP_Server_Room_HVAC_SPEC_IFC.pdf PDF
Sample_Contract_(DO_NOT_COMPLETE).pdf PDF
RTA_General_Terms_and_Conditions.docx DOCX document
RTA_Construction_Terms_and_Conditions.docx DOCX document

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Text version

RTA – Procurement – Independent Cost Estimate (ICE) – Rev. 01/23

Independent Cost Estimate

(Required for Purchases over $100,000 including Change Orders)

☒ New Procurement ☐ Change Order

Date of Estimate:

5/19/2025

Requisition #: PO #:

Prepared by: Julie Hoffman

Description of Product or Service:

Replacement of the HVAC unit which supplies WSP's server room. This project includes the removal of the current unit, temporary units to control the temperature of the space while construction, the installation of a new unit and any applicable electrical work.

Method of Obtaining Estimate:

emails, internet screen shots, estimates, etc.)

☐ Published Price List (attach source and date)

☒ Historical Pricing (attach copy of documentation from previous PO/Contract)

☐ Comparable Purchases by Other Agencies (attach email correspondence)

☐ Engineering or Technical Estimate (attach)

☐ Independent Third-Party Estimate (attach)

☐ Other (specify and attach documentation)

☐ Pre-established pricing resulting from competition (attach) (Contract Modification ONLY)

Detail: Provide detail on how the estimate was calculated in addition to the method of obtaining quotes.

Historical pricing was used to calcuate this price estimate. The 600 Server Room HVAC unit was replaced in 2025. Attached is the change order request and bulletin from this work.

Through the method(s) stated above, it has been determined the estimated total cost of the goods/services is:

Signature of Preparer: Date:

In addition, the current tariff rate of 25% on goods produced in Mexico was added to the total.

This type unit is normally produced in Mexico.

HVAC = $190,419 Tariff Inflation = 25% Total of $238,023.75

238,023.75

5/19/2025

Work Changes Bulletin

PROJECT: BULLETIN NUMBER: 006 DISTRIBUTION:

600 Longworth HVAC Modifications

OWNER: DATE OF ISSUANCE: September 17, 2024

Greater Dayton RTA 4 S. Main St.

Dayton, Ohio 45404

FROM ARCHITECT/ENGINEER: CONTRACT FOR: General Construction Barge Design Solutions 1370 Vanguard Blvd.

Miamisburg, Ohio 45342

TO CONTRACTOR: CONTRACT DATE:

NR Lee Construction 7470 Grone Rd.

Delphos, Ohio 45833

Owner Architect

Consultant Contractor

X X

X

Please submit an itemized proposal for changes in the Contract Sum and Contract Time for the proposed modifications to the Contract Documents described herein. Within seven (7) days, the Contractor must submit this proposal or notify the Architect, in writing, of the date on which proposal submission is anticipated.

THIS IS NOT A CHANGE ORDER, A CONSTRUCTION CHANGE DIRECTIVE, OR A DIRECTION TO PROCEED

WITH THE WORK DESCRIBED IN THE PROPOSED MODIFICATIONS.

DESCRIPTION:

- Renovate lower level Server Room HVAC per the attached drawings and specifications.

- Replace existing exhaust stack on roof per attached Bulletin 6 – SK1.

- Paint wood at new skylights per Bulletin 6 – SK2.

ATTACHMENTS:

- Server Room Drawings & Specifications

- BULLETIN 6 – SK1 & SK2

REQUESTED BY THE ARCHITECT/ENGINEER:

(Signature) (Printed Name and Title) Timothy J. Finney, RA

Independent Cost Estimate Form Over $100k Rev. 01.23
Change Order Request 600 Server Room
Bul 600 Server Room

File details come from the government source that posted it. Updated .