BPM_054276_Project_Manual.pdf

PROJECT MANUAL

Project Number: EC25-09019-100

Replacement Of Gas Tanks and Pumps

Patapsco Valley State Park 11676 Marriottsville Rd, Marriottsville, MD 21104

May 5, 2025

For the State of Maryland Department of Natural Resources

Engineering and Construction Division Josh Kurtz, Department Secretary

State of Maryland Board of Public Works Wes Moore, Governor

Brooke E. Lierman, Comptroller Dereck E. Davis, Treasure

TABLE OF CONTENTS

I. Detailed Specifications

A. Scope B. Qualifications of the Contractor C. Site Visit D. Schedule of Work E. Standards and Codes F. Materials and Supplies G. Method of Work H. Warranty and Guarantee I. General Requirements

II. Alternates, Unit Prices and Allowances A. Alternates B. Unit Prices C. Allowances

III. Drawings & Attachments

I. DETAILED SPECIFICATIONS

A. SCOPE:

1. This project consists of the Contractor providing all labor, equipment, materials, supplies, insurance, permits, etc., necessary to remove and replace the existing above ground gasoline and diesel fuel storage systems with above ground gasoline and diesel fuel storage systems at:

Patapsco Valley State Park- McKeldin Area

11676 Marriottsville Rd, Marriottsville, MD 21104

2. The proposed project shall include but is not limited to the following:

a. Provide a minimum 1000-gallon temporary gasoline tank with metered dispenser at the location throughout the duration of this project to accommodate operational needs at the facility.

b. Removal of the existing fuel systems in its entirety to include tanks, dispensers, exposed piping, electronic systems (inventory and leak detection), concrete pads, bollards, etc. Existing electric service to vicinity may remain to serve new pumps and dispensers.

Existing systems include the following:

Patapsco Valley State Park- McKeldin Area

The current system consists of:

A Combination that has 500-gallon gasoline AST with dispenser 500-gallon diesel AST with dispenser

c. Installation of new above-ground storage tanks, shall include concrete pads, bollard posts, steps, attached side mount dispensers, pumps, piping, wiring etc., necessary to make the entire system operational in accordance with applicable code requirements.

New Tanks shall be as follows:

Mckeldin Area one Dual 1500 Gal. 500- gallon AST Diesel Tank, 1000-Gal. AST Gasoline Tank

d. Removal and proper disposal of all excess materials, debris, etc.

e. Restore site to a pre-construction condition.

B. QUALIFICATIONS OF THE CONTRACTOR:

1. The Contractor shall be licensed in the State of Maryland as a General

Contractor to perform work associated with this project.

2. The Contractor shall have a minimum of three (3) years experience performing construction work of a similar nature.

3. Upon request, the Contractor shall supply to the Procurement Officer a list of projects similar in scope and size which have been successfully completed by the Contractor.

4. Work associated with the removal of existing underground gasoline and diesel fuel storage system shall be performed by a licensed tank removal contractor approved by Maryland Department of the Environment.

5. All electrical work shall be performed by a licensed electrical contractor approved to perform work in Baltimore County.

C. SITE VISIT:

1. It is suggested that the Contractor visit the job site and familiarize himself/herself with the conditions under which the work shall be performed. No allowance will be made for errors on the Contractor's part for failure to take into consideration any conditions or circumstances existing at the site which might effect the specified work.

2. Site visits (other than the pre-bid meeting) shall be coordinated with the Facility Manager. See “Scope of Work” section for individual facility phone numbers.

D. MATERIALS AND SUPPLIES:

1. General:

a. All materials shall be as specified or approved equal as approved by DNR.

b. Once the project has been awarded, and prior to ordering any materials, the Contractor shall submit to the Project Engineer for approval the manufacturer's brochures, shop drawings, and proposed mixes for concrete.

c. All materials shall be new and where applicable shall be delivered to the job site with labels intact and legible.

d. The Contractor shall be responsible for the coordination, off-loading and proper storage of all materials and supplies up until the time of final inspection.

e. Materials shall be stored in a safe area out of the way of traffic.

Any on-site storage location shall be approved by the Facility Manager prior to the storage of any on site materials. All materials shall be stored up off the ground surface and should be protected from the weather with a waterproof covering if required by the manufacture. Any special storage instruction required by the material manufacturer shall be performed by the Contractor as if specified herein.

f. Any materials or supplies which have not been specifically mentioned, but are necessary for the complete, safe and satisfactory completion of the project, shall be provided by the Contractor as if specified herein.

2. Specific:

a. Slab Reinforcement Rods: shall be #5 steel reinforcement rod and approved tie wire.

b. Concrete: shall be rated at 3500 PSI, Mix #3, as specified in

Section 918.06 of the latest edition of the State Highway Administration Standard Specifications for Construction and Materials.

• Expansion Joint Material: shall be saturated asphalt felt ½” thick by 4” wide.

• Joint Sealant shall be Sikaflex “1C SL” or approved equal.

• Concrete sealant shall be Quikrete “Acrylic Concrete Cure and Seal” or approved equal.

c. Vaulted Fuel Storage Tanks: shall be a Rectangular “Hoover ”

Split Tank as manufactured by Containment Solutions or approved equal. Tanks shall be of double wall steel construction with lightweight concrete or thermal insulation between walls. The proposed tanks shall meet Underwriters Laboratory UL #2085 testing requirements and comply with NFPA-30 and NFPA-30A fire codes. Tanks shall have a white or beige exterior finish and 30

yr. warranty.

Other pre-approved tanks include:

Core Engineered Solution “Convault” Highland Tank “Fireguard”

Tanks shall include:

95% Overfill Protection

Fuel Level Gauges Measuring Stick Decal Package Manufacturer Provided Metal Access Stair Fuel Dispensing Package

Each fuel dispensing system shall include two Gasboy “ASTRA” digital product dispensers to include all necessary pumps, controls, piping, wiring, etc. necessary for complete, satisfactory and code compliant operation. Dispensers shall have built in meters capable of measuring fuel dispensed. These meters shall gauge from 0.0 to

999.9 gallons (minimum). In addition, dispensers shall include totalizer meter capable of measuring from 0.0 to 99999.9 of a gallon. Fuel dispensers shall include a lighted meter display.

Dispensers shall be side mounted as per manufactures requirements and be capable of producing a flow of 21 gpm.

The gasoline dispenser shall include a minimum 16’ hose to include hose retractor, break away fitting and automatic shutoff nozzle rated for gasoline.

The diesel dispenser shall include a minimum 20’ hose to include hose retractor, break away fitting and automatic shutoff nozzle rated for diesel fuel.

PI Fleet Power Distribution System shall be enclosed in a 4x, non-metalic, outdoor, corrosion resistant, enclosure. System shall be rated at 120/240 volts, single phase, 40 amps, and be capable of servicing the dispensers, pumps, emergency shutoff, tank monitor, etc. as recommended by the manufacture.

d. Anti-siphon valves: Shall be Universal #403-340, ¾" manual anti-siphon valve rated at 0-5' of head. Include necessary adapters, reducers, etc., as required.

e. Shut off valves: shall be ½" ¼-turn gate valves approved for use with gasoline and diesel fuel.

f. Excavation backfill material for all areas (concrete, tank locations) shall be SHA approved compacted CR-g.

GeoGrid used in structural fill shall be as manufactured by Maccaferri “MacGrid T” or approved equal.

g. Concrete base material shall be SHA approved compacted CR-6

Blue Quarry Stone.

h. Conduit: Shall be minimum ¾” PVC coated rigid conduit to include all necessary couplings, connectors, straps, seals, etc necessary for a complete, code compliant, installation.

i. Topsoil: shall be SHA-approved “Furnished Topsoil”.

j. Grass Seed: shall be 80% Kentucky 31, 10% annual rye, and 10% Perennial Rye.

k. Steel Bollards: shall be steel pipe, six (6) inch dia., seven (7)’ in length, and equipped with a yellow HDPE bollard cover.

E. METHOD OF WORK:

1. General:

a. All work shall be as shown on the drawings and as called for in these written specifications.

b. The Contractor shall coordinate all work with the various trades and material suppliers in order to complete the project expeditiously within the time limits of the contract. The exact sequence of events shall be left up to the Contractor.

c. All work shall be performed in the best and most professional manner possible by mechanics skilled in their respective trades.

d. All work shall be performed to minimize disruption to facility operations. It is understood that the Contractor shall maintain accessibility throughout the project. Prior to starting work, the Contractor shall submit a work schedule for the entire project.

e. The Contractor shall provide and install adequate barricades, signs, etc., necessary to insure public safety as approved by the Facility Manager.

f. At the end of each day, open ditches shall be properly backfilled and compacted in accordance to applicable sections of these specifications and drawings.

g. The Contractor shall adhere to OSHA-MOSHA regulations throughout the project to insure the safety of his/her employees, state employees, and the public.

h. The Contractor shall maintain the work site in a safe, neat, and orderly manner throughout the entire project. The Contractor shall take steps to prevent the accumulation of debris at the job site.

i. Any work that has not been specifically mentioned but is reasonably implied and is necessary for the safe and the satisfactory completion of the project shall be performed by the Contractor as is specified herein.

j. Prior to performing any excavation work, the Contractor shall notify Miss Utility and a private utility locater to mark all underground utilities. In addition, the Contractor shall work with the Facility Manager to locate other Facility owned utilities. The Contractor shall perform excavation adjacent to existing utilities by hand.

2. Permits:

a. The Contractor shall file for and secure any necessary permits from Maryland Department of the Environment associated with the removal and disposal of the underground fuel storage tanks. The Contractor shall file said permits a minimum of 45 days prior to the tank removal date and notify the MDE representative 48 hours prior to the actual tank removal.

b. The Contractor shall also be responsible for any additional permits that will be required for this project, to include trucking, crane, etc.

c. All fees associated with Contractor provided permits shall be paid by the Contractor.

3. Notification Requirements:

a. The Contractor shall, in writing, notify the Maryland Department of the Environment (MDE) 30 days prior to the beginning of excavation for UST removal. Repeat this notification by telephone 48 hours before beginning excavation.

The notification shall be made via telephone and letter to the following:

Maryland Department of the Environment Compliance and Remediation Division 1800 Washington Blvd.

Baltimore, Maryland 21230 Telephone: (410) 537-3314

Include the following information in the notification letter and telephone conversation with the above agency:

Name and address of owner or operator.

Description of the facility where work is being performed.

Location of the facility where work is being performed.

Scheduled starting and completing dates of the project.

Nature of planned remediation and methods to be used.

Procedures to be used to comply with the requirements of applicable United States Environmental Protection Agency (USEPA) Regulations. Name and location of the waste disposal and/or recovery site where the contaminated soil will be deposited and/or recovered. This site must be approved for disposal and/or recovery of contaminated soil by the USEPA and State or Local Regulatory Authorities.

b. The Contractor shall call “MISS UTILITY” at 1-800-257-7777 to obtain utility information at least 48 hours prior to excavation.

Also coordinate location of utilities with State.

c. The Contractor shall provide at least 72 hours advance notice to

DNR before commencing work.

4. Temporary Gasoline Dispensing System:

a. The contractor shall provide and install two temporary gasoline tank with a minimum capacity of 1000 gallons for use by the facility throughout construction (one per site). Tank shall include a dispenser capable of measuring gallons from 00.0 to 99.9.

Dispenser hose shall be a minimum 10’ length and include a lockable nozzle.

b. Initial gasoline shall be transferred from the underground gasoline tank in accordance with Unit Price #1.

c. Any additional fill-ups will be handled by the State.

d. Upon project completion, fuels remaining in the tank shall be transferred under Unit Price #1 or Disposed of under Unit Price #2.

e. Contractor shall disconnect and remove temporary tank, dispenser, etc. upon completion of the project.

5. Removal of Fuel Tank, Dispensers, and Other Associated Items

a. Prior to the removal of the tank, the Contractor shall provide labor and equipment necessary to transfer usable fuels from the tanks scheduled for removal to newly installed tanks at the facility.

NOTE: See Section IV, Unit Prices, for information regarding transfer of usable fuels.

b. The Contractor shall be responsible to provide all labor and equipment necessary to remove un-usable fuel located in the existing fuel storage tanks. All un-usable fuel shall be removed and disposed of by the Contractor in accordance with Maryland Department of the Environment regulations.

NOTE: See Section V, Unit Prices, for information regarding disposal of unusable fuel and sludge.

c. The Contractor shall be responsible for the demolition and removal of blacktop, concrete, gravel, etc., necessary to remove the tanks, dispensers, piping, exposed conduit, controls, etc. Electrical wiring/conduits between the storage building and the shop may remain for re-use.

d. Existing fill pipes, vent pipes, and fuel supply and return lines between the pumps and the tanks shall be removed and properly disposed of by the Contractor.

e. The existing storage tanks shall be removed in accordance with

OSHA, EPA, and Maryland Department of the Environment regulations. The tank shall be removed only in the presence of the MDE representative.

NOTE: The Contractor shall be responsible for the shoring and de-watering the excavation if required at no additional cost to the State.

f. Actual disposal of the tanks, dispensers and piping shall be performed in accordance with the Maryland Department of the Environment regulations. The Contractor shall submit to the DNR Project Manager a manifest showing how the tanks, pipes, dispensers, etc. were disposed of and provide proper documentation regarding disposal.

g. Excavate and remove the existing concrete tank pads and bollards.

Saw cut asphalt as needed to fit the new pads.

Mckeldin: 100 Square Feet with two bollards. Carefully remove the gas/diesel log boxes for re-use.

h. Tank excavations shall be backfilled with approved structural fill materials meeting the requirement outline in the Material and Supply section of the specifications.

Tank Pads: Compact each 6 inch (maximum) layer of backfill or structural fill material to a minimum of 95 percent. Adjustments to the natural moisture content of the stone may be required in order to obtain the specified compaction levels. The Contractor shall install the specified geo-grid below each tank location. Grid shall be placed within the first 12” of compacted fill over the entire tank pad area.

Testing: The contractor shall obtain compaction tests for each location from an independent SHA approved testing company.

While work is being performed two (2) tests shall be taken from each site. The first shall be taken at the midpoint of the backfill and the second shall be taken at the final lift.

6. Concrete Tank Slab Installation:

a. Excavate site as necessary. Perimeter footers shall extend to a minimum depth of 36” below finished grade.

b. Properly level and compact base material. Install a minimum 12" of

CR-6 gravel base under concrete pad field.

c. Install necessary form work for the proposed slab as required. All forms shall be square, level, and well staked to insure adequate stabilization.

Approximate slab size for AST’s will be as follows, slab size shall be properly sized according to the manufacturers’ written instructions to house the tanks, steps and bollards:

Mckeldin – 10' wide x 11' long x 12" thick with footers extending to a depth of 36” below grade (minimum). One slab for both new gas/diesel tanks

NOTE -1 : Above dimensions are based on the Containment Solutions “Hoover” vaulted tank. Dimensions may need to be adjusted to accommodate tanks from other manufacturers.

d. Install 6" Ø bollard posts at Mckeldin Area (3) on left side on tank,

(3) on the front side of tank. Bottom of bollard posts to be set at 30" below finish elevation of slab. Bollard posts shall be set in concrete as shown on the approved drawings, and filled with concrete. Install HDPE bollard post sleeves as per manufacturer’s instructions.

e. Install PVC coated rigid conduits, etc., as required prior to pouring concrete pad.

f. Slab Reinforcement shall consist of #5 rebar placed 8" oc (length and width) properly centered in the slab. See drawings for rebar placement details.

g. The entire slab shall be poured using SHA Mix #3, 3500 PSI concrete. The finished surface shall be a light broom finish with chamfered edges. Care shall be taken to prevent honeycombing along the edges. Actual placement and finishing of concrete shall conform to SHA specifications.

h. Remove concrete forms and backfill to grade with material matching adjacent surfaces.

7. Vaulted Tank Installation:

a. Coordinate tank delivery to site with tank manufacturer.

b. Provide shop drawings for fuel dispenser locations, height, mounting, etc.)

c. Provide crane of sufficient size to off-load and set new tanks.

d. Set new tank in accordance with manufacturer’s written instructions. Placement of tank shall be in accordance with the drawings.

e. Install access stairway, pumps, vent pipe, in-line fuel filters, dispensers (with locking ability on handles, diesel handle shall be green), , etc., as necessary.

f. Properly ground tank in accordance with manufacturer’s instructions and code requirements.

g. Complete all electrical connections required by the manufacture to insure a fully operational, code compliant installation. All conductors shall be type THHN, copper conductor, color coded and sized to load requirements. All conductors shall be 12 gauge minimum.

h. All electrical work shall be inspected and approved by a Non-

Governmental Inspection Agency approved by the State Fire Marshall’s Office. A copy of the approved inspection certificate shall be provided to the State prior to final project acceptance.

i. Install all manufacture provided signage to include: product information, tank capacity, placards, etc. Emergency Shut-Off Switch shall be identified with a code compliant plastic or metal sign.

8. Site Restoration:

a. The Contractor shall be responsible to remove all excess materials and debris associated with this project unless otherwise noted in these specifications.

b. All materials and debris that are to be disposed of shall become the property of the Contractor. The Contractor shall be responsible for the removal and proper disposal of all debris off of State property.

c. Contaminated excavated material shall be properly disposed of in accordance with EPA and Maryland Department of the Environment regulations off of State property.

d. Disturbed turf areas shall receive a minimum of 4" of clean topsoil, raked to match adjacent contours. Turf areas shall receive seed, mulch, lime and fertilizer to insure good turf growth and ground stabilization.

F. STANDARDS AND CODES:

1. All work shall be performed in a first class workmanship manner in accordance to standards of the trade.

2. All work shall be performed in accordance with the Maryland Department of the Environment Regulations.

3. All work associated with the tanks and associated piping shall conform to the National Fire Protection Association (NFPA) 30 and 30A fire safety standards and fitted for grounding per NFPA 78 standards.

4. All tank construction and associated installation shall be performed in accordance to the American Petroleum Institute standards to include the following:

a. Standard #650, dated 1980, “Welded Steel Tanks for Oil Storage”.

b. Standard #620, dated 1982, “Recommended Rules for Design and Construction of Large Welded Low-Pressure Storage Tanks”.

c. Standard #2000, dated 1992, “Venting Atmosphere and Low-

Pressure Storage Tanks”.

5. All work performed under this contract shall be in accordance with the American Petroleum Institute (API) recommended practice #1604.

6. All work performed under this contract shall be in accordance with all applicable sections of the Federal Clean Air Act Amendments 1990 - Title

IV.

G. GENERAL REQUIREMENTS:

1. All work shall be coordinated with the Facility Manager and DNR Project Manager at the work initiation meeting.

2. Work shall be accomplished during normal facility hours of 8:00 a.m. to 4:30 p.m., Monday through Friday, unless permission is given in writing by the Facility Manager to do otherwise.

3. The completed project is subject to the inspection and approval of the

Facility Manager, DNR Project Engineer.

4. The requirements stated in the General Conditions – Page 20, Section 7.02 regarding the site office and project sign will not be required under this project.

5. Prior to final acceptance of the project, the Contractor shall provide a manifest showing the manner in which the underground storage tank, associated piping and disposal of contaminated soils, etc., were disposed of.

6. The Contractor shall submit three (3) sets per site of manufacturer’s manuals, warranty, shop drawings, as built drawings, inspection certificates, etc., concerning the project. All information shall be submitted in loose-leaf notebooks to the DNR Project Manager. Additionally, an electronic package of all documentation shall be sent to the DNR Project Manager.

7. The contract duration shall be for 120 calendar days.

H. WARRANTY AND GUARANTEE:

1. The Contractor shall fully guarantee the work covered under this contract for a period of two (2) years from the date of acceptance against defects in materials and workmanship.

2. Any defects found within the two (2) year warranty period shall be promptly repaired or replaced by the Contractor at no additional cost to the State.

3. The Contractor shall provide the Project Manager all manufacturer’s warranties for materials and systems used on this project.

4. Acceptance by the Project Manager of any procedures, materials, workmanship, or final product shall not relieve the Contractor of his contractual requirements.

5. All work is subject to the inspection and approval of the Project Manager.

6. The Contractor shall provide a 30-year manufacturers' warranty for each tank used on this project.

V. ALTERNATES AND UNIT PRICES

A. ALTERNATES:

1. None

B. UNIT PRICES:

1. On the Bid Form opposite Unit Price #1, the Contractor shall insert a cost per gallon x (times) 1,000 gallons estimated = (equals) Total Cost, Unit Price #1, to transfer usable fuels from one tank to another. Contractor shall abide by all regulations regarding the transfer and transportation of fuels.

2. On the Bid Form opposite Unit Price #2, the Contractor shall insert a cost per gallon x (times) 100 gallons estimated quantity = (equals) Total Cost, Unit Price #2, to remove and dispose of all unusable fuels from the tanks scheduled for removal.

The Contractor shall be responsible to provide all labor, equipment, etc., necessary to remove unusable fuels to a disposal site and properly dispose of unusable fuels in accordance with applicable code requirements. The Contractor shall abide by all regulations concerning the testing, removal, transportation and disposal of unusable fuel.

NOTE: Quantities listed above are estimated. The unit price will be used to increase/decrease the actual cost based on actual quantities removed or installed.

VI. DRAWINGS & ATTACHMENTS

1. Drawing:

A. The following drawing is attached and should be considered part of these specifications as if written herein.

2. ATTACHMENTS:

A. Tank Gas/ Diesel On- Site B. Steps and Railing Diagram C. Bollards D. Equipment and conduit layout E. Measurements of Tank F. Tank Details G. Area Map

UNDISTURBED

12" LAYER