IFB 2027-11 Addendum 1.pdf

IFB No. 2027-11 Addendum No. 1 Page 1 of 8 Via eProcurement System

HOWARD COUNTY, MARYLAND

OFFICE OF PROCUREMENT

AND CONTRACT ADMINISTRATION

6751 Columbia Gateway Drive, Suite 226, Columbia, MD 21046

This addendum is hereby made a part of IFB No. 2027-11. The following information resulted from the pre-bid tele-conference on August 27, 2026 and the questions submitted through PlanetBids by the deadline. Please submit the bid accordingly.

Clarifications:

1. Due to BGE work on the transformer, there will be a power outage anticipated to occur up to 8 hours. The power outage date shall be communicated and coordinated in writing with both Howard County and Fire Department representatives 2 weeks in advance of outage.

Questions/Answers:

1. Question: BGE is identified as providing the pad and pad mounted transformer and the primary medium-voltage cables. Confirm whether Howard County will directly purchase from BGE for the materials and utility charges, or whether any of these costs are to be included in the Contractor's bid. And who is installing the BGE provided equipment Answer:

• Contractor shall provide transformer pad, see Electrical Drawing No. E-4B, ELECTRICAL SITE PART PLAN – NEW WORK II, Drawing Note No. 11. See also Electrical Drawing No. E-9C, ELECTRICAL BGE DETAILS I, PAD MOUNTED EQUIPMENT DETAILS CHART and REQUIREMENTS.

ADDENDUM NO. 1

ISSUED SEPTEMBER 14, 2026

INVITATION FOR BIDS

IFB NO. 2027-11

LONG REACH FIRE STATION NO. 9 UPGRADED FUEL STORAGE & DISPENSING SYSTEM

OPENING: SEPTEMBER 30, 2026 AT 11:00 A.M.

https://www.howardcountymd.gov/Departments/County-Administration/Procurement-and-Contract- Administration https://www.howardcountymd.gov/Departments/County-Administration/Procurement-and-Contract-Administration https://www.howardcountymd.gov/Departments/County-Administration/Procurement-and-Contract-Administration

IFB No. 2027-11 Addendum No. 1 Page 2 of 8

• BGE shall provide BGE Owned Transformer, see Electrical Drawing No. E-10, ELECTRICAL OVERALL ONE-LINE DIAGRAM. See also BGE DESIGN SERVICES DRAWING, Note No. 2, BGE Transformer: 277/480V, 3 Phase (ABC).

• Howard County will directly pay BGE for Utility Charges and work performed by BGE per BGE New Business Service Agreement with Howard County and BGE DESIGN SERVICE DRAWING.

2. Question: Specs indicate that petroleum-impacted soil and/or groundwater may be encountered. If encountered is there a separate pay item for T&D of contaminated fill or ground water?

Answer: Include a separate pay item for 200 CY of petroleum-impacted soil and/or groundwater

3. Question: Confirm if the contractor will be responsible for collection, submission, transportation and analysis of all soil and/or water samples, as required by MDE, and Contractor will be responsible for Tank Closure Report AND handling sampling required for the closure report Answer: Yes, Contractor is responsible. Coordinate all information with Howard County Department of Public Works, Bureau of Environmental Services.

4. Question: Please confirm project is subject to Prevailing Wage requirements?

Answer: Per the solicitation, the County’s Living Wage applies.

5. Question: The bid specs state that the Contractor is responsible for coordinating the transfer of all usable remaining fuel (gasoline and/or diesel) within the existing USTs. Please provide the estimated quantity of usable gasoline and diesel within the existing underground storage tanks. Please also clarify the Contractor's scope and financial responsibility for transfer work Answer: See Drawing No. M-1, EXISTING FUEL SYSTEM DEMOLITION SITE PLAN & NOTES, Demolition Note No. 3. Contractor is responsible for disposing of any remaining fuel.

6. Question: Confirm sheeting can be removed after installation of UST Answer: Refer to latest edition of MDE COMAR Regulations 26.10.

7. Question: Is temporary fueling required?

Answer: No.

8. Question: Confirm the required/acceptable manufacturer for the EV charge stations or identify the existing EV charger system that the new equipment must integrate with.

Answer: The basis of design chargers are ChargePoint. The chargers shall be compatible with Howard County's existing ChargePoint charging management software.

9. Question: Please confirm that engineered plans or stamped drawings will not be required for the new fuel tanks, tank anchorage, canopy, concrete, shoring, or other fuel-system work?

Answer: Provide signed drawings if indicated in contract specifications. Professional Engineer signed delegated design will be required for canopy; see attached performance specification for canopy.

10. Question: Can Contractor and subcontractor personnel use the fire station restrooms? If not, is the contractor required to provide portable toilets?

Answer: Contractors shall not use station restrooms. Contractor is responsible for meeting their construction site requirements.

11. Question: Please provide a piping diagram and schedule for the UST system showing pipe sizes, materials, and piping for the tanks, dispensers, remote fill, vents, and vapor recovery.

Answer: See contract plans for details.

12. Question: Please provide the required dispenser and pump information, including manufacturer, flow rate/GPM, hose configuration, electrical requirements, and testing requirements.

IFB No. 2027-11 Addendum No. 1 Page 3 of 8

Answer: See Specification Section 330700 and Mechanical and Electrical drawing Notes and Details.

13. Question: Please provide the requirements for tank monitoring, alarms, leak detection, overfill protection, emergency shutoff, and fuel-control equipment.

Answer: See Specification Section 330700 and Mechanical and Electrical drawing Notes and Details.

14. Question: Is dewatering required for tank excavation? If so, please provide geotechnical report and any groundwater information available.

Answer: Yes, if groundwater is detected. Geotechnical Report was provided in the IFB Specification Document.

15. Question: Please provide the soil-boring report for the site, including soil conditions, and compaction requirements.

Answer: Geotechnical Report was provided in the IFB Specification Document.

16. Question: Please confirm that delegated design, sealed engineering calculations, or stamped drawings from a Professional Engineer are not required.

Answer: The County shall provide signed drawings if indicated in contract specifications. Professional Engineer signed delegated design will be required for canopy; see attached performance specification for canopy.

17. Question: Specifications p. 35; Drawings p. 13, M-2 Note 10; p. 22, E-2 Please clarify the required scope for the existing E.J. Ward Fuel Master card reader. M-2 requires reinstallation at the new fuel island, while E-2 marks the related demolition/salvage note "NOT USED." Confirm responsibility for salvage, storage, reinstallation, power, communications, programming, testing, and commissioning.

Answer: Electrical Drawing E-2, ELECTRICAL SITE PLAN – DEMOLITION, SITE PLAN DRAWING NOTES, Note No. 15 is incorrectly shown on PHOTO D, EXISTING FUELING ISLAND. The correct note should be SITE PLAN DRAWING NOTE No. 1. Contractor shall be responsible for salvage, storage, reinstallation, power, and communications with Howard County Fleet Services. Contractor shall coordinate programming, testing, and commissioning with Howard County Fleet Services. Howard County Fleet Services shall perform programming, testing and commissioning of existing Fuel Master Card Reader.

18. Question: Specifications pp. 35-44; Drawings pp. 13-17, M-2 through M-6; p. 22, E-2 Please provide complete requirements for the fuel monitoring and control system, including tank gauging, leak detection, overfill alarms, emergency shutoff devices, fuel-management console/interface, communications, alarm locations, testing, startup, and commissioning.

Answer: Note, Electrical Drawing No. E-2 ELECTRICAL SITE PLAN – DEMOLTION shows the Electrical Demolition for the existing Fueling System and associated equipment and components. Electrical Drawings No. E-4A, Electrical Site Part Plan – New Work I, No. E-4B, ELECTRICAL SITE PART PLAN – NEW WORK II, No. E-4C, ELECTRICAL SITE PART PLANS – NEW WORK, No. E-6, ELECTRICAL FUELING SYSTEMS ONE-LINE DIAGRAMS, No. E-7, ELECTRICAL PANEL SCHEDULES, and No.

E-8, ELECTRICAL EQUIPMENT SCHEDULE shows Electrical Work for Fuel Monitoring and Control Systems associated with Underground Fuel Storage Tanks.

19. Question: Specifications pp. 35-44; Drawings pp. 13-17, M-2 through M-6 Please provide a complete fuel-system piping schedule identifying required pipe sizes, materials, pressure ratings, fittings, containment requirements, and product assignments for product, remote-fill, vapor-recovery, vent, and dispenser piping.

Answer: See contract plans for details.

20. Question: Drawings p. 13, M-2 Note 22; p. 16, M-5 The drawings indicate Stage I vapor recovery for gasoline and diesel. Please confirm that diesel vapor recovery is required and provide the applicable equipment, piping, testing, and regulatory requirements.

Answer: Comply with latest edition of MDE COMAR Regulations 26.10.

IFB No. 2027-11 Addendum No. 1 Page 4 of 8

21. Question: Specifications p. 24; Drawings pp. 12-14, M-1 through M-3 Please confirm whether the contractor must provide temporary diesel and gasoline fueling during construction. If not, identify the maximum permitted duration and scheduling restrictions for interruption of Fire Station fueling operations.

Answer: No temporary fueling is required. Construction duration is anticipated to be less than 90 days.

22. Question: Drawings p. 25, E-4B Note 27 Drawing E-4B states that the Contractor shall provide trench and cover per BGE standards and BGE will provide medium-voltage cables. Please clarify responsibility for conduit/duct bank, cable installation, terminations, transformers, utility coordination, fees, testing, inspections, restoration, and scheduling.

Answer:

• Contractor shall provide trench and cover for BGE Direct Buried Medium Voltage Cables per BGE Construction Standards for Direct Buried Medium Voltage Cables.

• BGE shall provide (Cable installation, terminations) BGE Owned Medium Voltage Cables per BGE

DESIGN SERVICE DRAWING.

• BGE shall provide BGE Owned Transformer, see Electrical Drawing No. E-10, ELECTRICAL OVERALL ONE-LINE DIAGRAM. See also BGE DESIGN SERVICES DRAWING, Note No. 2, BGE Transformer: XXX KVA, 277/480V, 3 Phase (ABC).

• Howard County will directly pay BGE for Utility Coordination, Fees, Testing, Inspections, Scheduling per BGE New Business Service Agreement with Howard County.

• Contractor shall provide restoration after BGE completed its installation, testing, inspection, and energization of BGE Owned Medium Voltage Cables.

23. Question: Please confirm the required commissioning, startup, testing, training, and closeout requirements for the fuel tank and fuel-center systems, including responsibility for each item.

Answer: See plans and specifications for details.

24. Question: Please confirm the contract completion period. Special Provisions require 150 calendar days from NTP, while the sample Contractor Agreement states 120 calendar days. Confirm the controlling duration.

Answer: Contract duration is 150 calendar days from NTP. The Contractor’s submitted bid pricing is good for 120 calendar days.

25. Question: Please confirm temporary fuel requirements and allowable outage duration. State whether temporary diesel/gasoline fueling is required during construction and identify the maximum allowed interruption to Fire Station fueling operations.

Answer: No temporary fueling is required. Construction duration is anticipated to be less than 90 days.

26. Question: Please confirm that the fuel-tank manufacturing, delivery, and associated equipment lead times will not be included in the contract completion period. Alternatively, please confirm that the contract completion period will begin after delivery of the fuel tanks and other long-lead fuel-system equipment to the project site.

Answer: Lead times are included in contract completion period. Issues with extended lead times will be addressed on a case-by-case basis.

27. Question: Please provide the aggregate type and compaction rating for the excavated hole from the (2) 2500-gallon tank removals.

Answer: Contractor is responsible for securing materials.

28. Question: Section 26 05 29 specifies galvanized steel and PVC-coated steel Unistrut for electrical support systems. Drawing E-9 specifically indicates PVC-coated steel strut secured with stainless steel hardware for the exterior emergency fuel power-off push button.

Answer: Contractor shall provide PVC Coated Steel Strut, secure with Stainless Steel Hardware as shown on Electrical Detail 8/E-9.

IFB No. 2027-11 Addendum No. 1 Page 5 of 8

29. Question: Please confirm that PVC-coated steel strut and stainless-steel hardware is acceptable for all exterior electrical supports Answer: Contractor shall provide PVC Coated Steel Strut and Stainless-Steel Hardware for Exterior Electrical Supports shown on the Electrical Drawings. See Electrical Detail 3/E-4A FUEL ISLAND PANEL FR MOUNTING DETAIL and Electrical Detail 8/E-9 EMERGENCY SIGN AND FUEL POWER-OFF

PUSHBUTTON.

30. Question: Please confirm the required material and finish for electrical strut and associated supporting hardware installed indoors. Specifically, please confirm whether hot-dip galvanized material is required or if standard galvanized/zinc-plated material is acceptable.

Answer: Contractor shall provide Hot-Dip Galvanized Material per Technical Specification Section 26 05 29, HANGARS AND SUPPORTS FOR ELECTRICAL SYSTEMS, 2.3, B, 5 D, Metallic Coating: Hot-Dip Galvanized.

31. Question: Drawing E-4B, Note 26 says the ceiling joists are approximately 20 feet to the underside of the joists. Please confirm the height of the ceiling in the Apparatus bay Answer: Per the Fire Sation Construction Drawing (dated 1974) the height of the Apparatus Bay to the underside of the Roof Structure is approximately 25 feet, 11 inches to the top of the outside Apparatus Bay Roof. All dimensions shall be confirmed by Contractor prior to conducting work in the area.

32. Question: The specifications list ABB, Blink, ChargePoint, Electrify America, and EVgo as acceptable for the Level 2 and Level 3 EV chargers but they do not provide specific model numbers. Please provide the manufacturer and model number for the indoor Level 2 EV charger and outdoor Level 3 EV charger to be used for bidding purposes Answer: The basis of design for the Level 3 charger is the ChargePoint Express 280, 80kW, 100A output charger. The basis of design for the Level 2 charger is the ChargePoint CPF50, 7.4kW, 40A output charger.

33. Question: The electrical drawings call for an 1-1/4" conduit between the fuel dispensers and power wire trough for the submersible pump and dispenser circuits. Please confirm if 1" PVC-coated rigid conduit is acceptable, as 1" conduit is adequately sized for the conductors and maintains the required 25% maximum conduit fill at the seal-offs Answer: For the wire Type XHHW-2 for Branch Circuits Concealed in Concrete, and Underground, Technical Specification Section 260519, 3.2, F, provide 1-1/4” size conduit for routing multiple conductors (2#8, 1#10G for Gasoline/Disel Pump, 2#12, 1#12G Dispenser Light, 2#12, 1#12G for Dispenser Electronic) for ease of pulling multiple conductors.

34. Question: The drawings/specifications require certain existing conduits to be reused and tested/mandreled. Please confirm that any existing conduit found to be damaged, blocked, collapsed, or otherwise unsuitable for reuse will be replaced via change order Answer: Per Electrical Drawing No. E-1, GENERAL ELECTRICAL NOTES No. 12, indicates Contractor is to confirm any existing conduit found to be damaged, blocked, collapsed, or otherwise unsuitable for reuse to immediately notify the Project Engineer in writing and await direction in writing before proceeding with the work.

35. Question: Section 26 24 16 requires NETA testing and infrared scanning of the panelboards, including a follow-up infrared scan 11 months after Substantial Completion. Please confirm whether the required testing and infrared scanning are to be performed by an independent testing agency under the General Contractor Answer: Contractor shall engage an independent testing agency; see Technical Specification Section 262416

PANELBOARDS, 3.4 FIELD QUALITY CONTROL, A, 1.

36. Question: Section 26 05 19, Paragraph 3.1 requires copper conductors #10 AWG and smaller to be solid for feeders and branch circuits.

IFB No. 2027-11 Addendum No. 1 Page 6 of 8

Answer: Contractor shall provide solid, copper conductors for #10 AWG and smaller for feeders and branch circuits per Technical Specification Section indicated.

37. Question: Please confirm if stranded copper conductors may be used in lieu of solid copper conductors for #10 AWG and smaller. Allowing stranded conductors will provide greater flexibility and allow the conductors to be safely and more easily installed through the capped L fittings and seal-offs required for this installation.

All conductor insulation types and other requirements of Section 26 05 19 will still be maintained.

Answer: Contractor shall provide solid, copper conductors for #10 AWG and smaller.

38. Question: Please clarify the required method for grounding and bonding the fuel dispensers, electrical troughs, overfill alarm acknowledgment switch, card reader, and other fuel island equipment. Please confirm if listed mechanical/bolted grounding lugs may be used to terminate the equipment grounding and bonding conductors to these pieces of equipment in lieu of exothermic-welded connections.

Answer: Contractor shall perform and comply with all grounding and bonding requirements per Electrical Drawing E-1, GENERAL ELECTRICAL NOTE No. 3. Provide exothermic-welded connections.

Specifications:

2. Specification Section 330700 - FUEL STORAGE AND DISPENSING SYSTEM:

3. Add the following:

2.13 CANOPY AND FOUNDATION

1. Provide fuel island canopy shop drawings for review and approval with complete foundation design utilizing the provided geotechnical report. The canopy shall be a 22’ x 38’ rectangular canopy with two square columns and the following criteria:

1. Codes: 2024 IBC, 2024 Life Safety Code (NFPA #101), MD State Building Code and CB13-2019 Howard County Code Amendments

2. Clearance: 17’6”

3. Roof Live Load: 40 PSF

4. Wind Speed: per IBC and Howard County Amendment

5. Image: Unbranded, Fascia Height 36”

6. Structural Components:

a. Columns:

i. Structural steel tubing shall be used.

ii. Square steel tube to be ASTM A500 Grade B, minimum yield strength 46 ksi.

iii. Size to meet or exceed project load requirements

7. Base and Base Plates: ASTM A572, Grade 50 plate to be a minimum ¾” thickness with welded gussets. Shop fabricated with pre-punched or pre-drilled bolt holes.

8. Structural Framing: ASTM A992, 50 ksi wide-flange steel beams shall be used.

9. Structural Connections:

i. ASTM A36 structural steel for miscellaneous plates and angles.

ii. All framing members shall be shop fabricated for bolted field assembly.

iii. Domestic ASTM A325 high strength bolts shall be used. All

ASTM A325 bolts shall be installed per the RSCS Specification for Structural Joints, contained in part 16, Specifications and Codes of the AISC Steel Construction Manual, latest edition.

iv. Flange and purlin bracing where required.

10. Anchor Bolts:

Rittenhouse, Jennifer Is the #3 correct?

IFB No. 2027-11 Addendum No. 1 Page 7 of 8

i. ASTM F1554 Grade 55 hex head bolt with a minimum yield strength of 55 ksi.

ii. 1-1/4” diameter x 30” long standard bolt with a hex head embedded in concrete footer.

iii. Threaded projection above footer shall be 7”

iv. Double nuts and washers for each bolt shall be provided, one set to be used for plumbing and leveling.

v. Templates for setting anchor bolts shall be provided.

vi. Templates shall be removed before setting column on foundation.

11. Painting: All framing members shall be given one shop coat of drying red oxide primer.

12. Deck Panels:

a. ASTM A792 Galvalume having an AZ50 aluminum-zinc coated surface, minimum yield strength of 50 ksi.

b. 20 gauge, 16” wide x 3” deep steel panels.

c. Panels are fastened to the wide-flange beams with an engineered screw type clamp and lock nut system.

d. No splicing of deck panels will be allowed.

e. Panels shall have a finish side coated with a full coat of polyester paint baked on over an epoxy primer. A white wash coat of polyester baked on over epoxy primer shall protect the reverse side.

f. Panels shall be manufactured in sufficient length to avoid unnecessary center gutters.

13. Fascia:

a. ACM Panels: Aluminum composite material, of varying thicknesses, is a sandwich panel consisting of 2 aluminum sheets bonded to a polyethylene core.

b. Fascia Attachment Systems: Fascia support braces to be 20-gauge galvanized steel.

Braces are formed into a C-channel 1-1/2” x 1-1/4” deep x 10’ long.

14. Accessories:

a. Gutter:

i. Straight sections to be ASTM A792 Galvalume having an AZ50 aluminum-zinc coated surface.

ii. Straight sections of 20-gauge steel are 8” wide x 6” deep.

iii. Straight gutter sections shall have a finish side coated with a full coat of polyester paint baked on over epoxy primer. A white wash coat of polyester paint baked on over epoxy primer shall protect the interior surface.

b. Downspouts:

i. External downspouts shall be 4” x 3” roll formed 26-gauge steel with watertight locked seams.

ii. Exterior paint with one full coat of polyester paint baked on over epoxy primer.

iii. Downspouts to be one continuous length up to 15’

iv. Downspouts to connect to storm drain system as indicated on the site drawings.

c. Drains: External PVC

d. Hardware: Gutter to deck panel fasteners shall be ¼” diameter x ¾” long self-drilling screws.

e. Sealant: Tube sealant shall be 100% urethane caulk for water-proof areas, and silicone caulk for cosmetic.

15. General Notes:

a. All material shall be new without defects which would lessen the quality of work.

b. All material shall conform to requirements, tolerances of the latest editions of the AISC

Manual of Steel Construction, AISI Specifications for general requirements for rolled steel plates, shapes, sheets, and bars for structural use, and AWS for welded connections.

c. Permit drawings include required foundation plans.

IFB No. 2027-11 Addendum No. 1 Page 8 of 8

d. Concrete footers shall have a minimum compressive strength of 4,000 psi at 28 days.

The concrete mix shall have a minimum slump of 3” and a maximum slump of 4”. Steel reinforcement shall meet ASTM A615 Grade 40 for #4 rebar and Grade 60 for #5 rebar and greater.

e. Canopy erection plans to be furnished at time of shipment. Piece marks included for field identification of all major parts.

f. Design calculations or a letter of design certification sealed by a Maryland-licensed Professional Engineer shall be provided.

2. It is the Contractor’s responsibility to perform the required canopy foundation testing at the time of construction to confirm foundation requirements and any additional undercut and remediation. The shop drawings shall be signed and sealed by a Maryland-licensed Professional Engineer. The Contractor shall pay careful attention to the new canopy foundations in relation to the fuel tank installation. The integrity of the canopy foundation shall not be compromised by the installation of the fuel tanks. The Contractor will be required to serve the necessary building permits for the canopy and its foundation design.

All other specifications, terms and conditions remain the same.

MVD