Pickall Shelter Electrical Project manual (2).pdf

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PROJECT MANUAL

Patapsco Valley State Park Pickall Electrical Upgrades

8125 Johnny Cake Rd Elkridge MD 21227

Project Number: EC25-09020-72

November 13, 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, Treasurer

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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 J. Attachments

II. Alternates, Unit Prices, and Allowances

A. Alternates B. Unit Prices C. Allowances

I. DETAILED SPECIFICATIONS

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A. SCOPE:

1. This project consists of the Contractor providing all labor, equipment, materials, supplies, insurance, etc., necessary to replace/ upgrade existing electrical components at #701, #702, #703, #704, #705 A/B, #706A/B, #707A/B, #708 (Eleven shelters) at the Pickall Area within – Patapsco Valley State Park, 8125 Johnny Cake Rd Elkridge, Baltimore County, MD 21227.

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

Electrical Upgrades:

a. Turn off power from the main panel to pavilion/ comfort station.

b. Conduct the following work at each pavilion:

#701: Remove one disconnect box and install one new 100-amp upgrade sub panel in the same location as the existing disconnect box. Keep existing lighting in place. Trench approximately 200 LF from the comfort station to the pavilion to replace the existing wiring and conduit, which includes 40 LF of asphalt walkway trenching.

i. Conduit shall be placed at a minimum of 18” below grade CR-6 compacted stone base placed 6” around the entire diameter of the conduit.

ii. Ground trenching shall be finished compacted backfill within 3” of final grade where it will receive 3” of topsoil with grass seed and straw.

iii. Asphalt paving trenching will be backfilled up to 4” below with CR- 6 finished grade. Install 4” of new asphalt pavement to be to be flush with adjacent and transitioned surfaces.

#702: Replace the following existing components: one sub-panel, three receptacles and approximately 80 LF of wiring and exposed conduit within the pavilion. Install the additional components: approximately 80 LF of new exposed conduit and wire from the replaced sub-panel in the pavilion to install (3) new 20-amp dedicated GFCI outlets with weather covers in locations marked by the Project Engineer. . (Existing 3 outlets, adding 3 outlets, 6 total, 1 Sub Panel)

#703 Replace the following existing components: one sub-panel, three within the pavilion. Install the additional components: approximately 80

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LF of new exposed conduit and wire from the replaced sub-panel in the pavilion to install (3) new 20-amp dedicated GFCI outlets with weather covers in locations marked by the Project Engineer. (Existing 3 outlets, adding 3 outlets, 6 total. 1 Sub Panel)

#704 Replace the following existing components: one sub-panel, three within the pavilion. Install the additional components: approximately 80 LF of new exposed conduit and wire from the replaced sub-panel in the pavilion to install (3) new 20-amp dedicated GFCI outlets with weather covers in locations marked by the Project Engineer. (3 exiting outlets, adding 3 outlets, 6 total, 1 Sub Panel).

#705 (A) Replace the following existing components: one sub-panel, three within the pavilion. Install the additional components: approximately 400 LF of new exposed conduit and wire from the replaced sub-panel in the pavilion to install (3) new 20-amp dedicated GFCI outlets with weather covers, six new 4’ LED weatherproof surfaced mounted fixtures attaching to the underside of the pavilion, and two new LED Flood Lights fixtures attaching gable ends of the pavilions in locations marked by the Project Engineer. . (3 exiting outlets, adding 3 outlets, 6 total, 1 Sub Panel Install 8 new lights, 6 surface mount and 2 Flood lights).

#705 (B) Replace the following existing components: one sub-panel, three within the pavilion. Install the additional components: approximately 400 LF of new exposed conduit and wire from the replaced sub-panel in the pavilion to install (3) new 20-amp dedicated GFCI outlets with weather covers, six new 4’ LED weatherproof surfaced mounted fixtures attaching to the underside of the pavilion, and two new LED Flood Lights fixtures attaching gable ends of the pavilions in locations marked by the Project Engineer (3 exiting outlets, adding 3 outlets, 6 total, 1 Sub Panel Install 8 new lights, 6 surface mount and 2 Flood lights).

#706 (A) Replace the following existing components: one sub-panel, three

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LF of new exposed conduit and wire from the replaced sub-panel in the pavilion to install (3) new 20-amp dedicated GFCI outlets with weather

#706 (B) Replace the following existing components: one sub-panel, three within the pavilion. Install the additional components: approximately 80 LF of new exposed conduit and wire from the replaced sub-panel in the pavilion to install (3) new 20-amp dedicated GFCI outlets with weather

#707(A) Replace the following existing components: one sub-panel, three within the pavilion. Install the additional components: approximately 80 LF of new exposed conduit and wire from the replaced sub-panel in the pavilion to install (3) new 20-amp dedicated GFCI outlets with weather

#707 (B) Replace the following existing components: one sub-panel, three within the pavilion. Install the additional components: approximately 80 LF of new exposed conduit and wire from the replaced sub-panel in the pavilion to install (3) new 20-amp dedicated GFCI outlets with weather

#708 Remove six existing 4’ lighting fixtures and install (6) new surface mounted 4’ LED weatherproof strip lights in the same location as existing strips lights, as well as pulling new wire from sub panel to each light. Install new conduit and new wiring (approximately 400 linear feet) for 2 new LED Flood Lights fixtures attaching gable ends of the pavilions in locations marked by the Project Engineer. Keeping existing 3 outlets and conduits in place, pulling new wire from sub panel to the 3 exiting outlets with new 20-amp GFCI outlets and weather covers (3 exiting outlets, adding 3 outlets, 6 total, 1 Sub Panel. 8 new lights, 6 surface mounted and 2 Flood lights).

d. Provide startup of all equipment to ensure proper working order.

General:

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a. The Contractor shall be responsible to remove all excess materials and debris associated with this project.

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.

NOTE: All quantities and sizes listed above are approximate. The Contractor shall be responsible to obtain his/her measurements for the project and bidding purposes.

B. QUALIFICATIONS OF THE CONTRACTOR:

1. The Contractor shall be licensed in the State of Maryland in accordance with COMAR Regulations.

2. The contractor shall have a minimum of five (5) years’ experience performing similar installation projects.

3. Upon request, the Contractor shall supply a list of similar projects, which have been completed to the DNR Procurement Officer for review.

4. Electrical contractor, licensed to perform work in Baltimore County MD shall perform all electrical work.

C. SITE VISIT:

1. All prospective bidders are encouraged to attend the pre-bid conference and familiarize themselves with all requirements for the project. Failure to attend the pre-bid conference will not relieve the successful bidder from complying with the requirements of these specifications at no additional cost to the State. 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 affect the specified work.

2. Any additional site visits can be arranged with the Park Manager at (410) 461-5005.

D. SCHEDULE OF WORK:

1. Work shall be scheduled through and approved by the DNR Project Engineer and Facility Manager. The Contractor shall perform all work Monday through Friday during the normal working hours of 7:00 AM to 5:00 PM, unless approved by the DNR Project Engineer in writing.

2. The Contractor shall notify the DNR Project Engineer seven (7) days prior to his start of work. He shall coordinate with the DNR Project Engineer and the Facility Manager the dates of the Work Initiation Conference, the work, and any closures required.

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3. Use of the premises by the Contractor is to be limited to specified work areas and approved storage areas.

E. 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. The Contractor shall comply with OSHA (Occupational Safety and Health

Administration) and MOSHA (Maryland Occupational Safety and Health Administration) regulations regarding construction safety and health standards throughout the duration of this project.

4. All work shall be performed in accordance with applicable code requirements and standards as defined by the Maryland Code Administration “Maryland Building Performance Standards” (MBPS) and the latest editions of the:

International Building Code (IBC) International Residential Code (IRC) International Plumbing Code (IPC) International Mechanical Code (IMC) National Electric Code (NEC) International Energy Conservation Code (IECC) Maryland Accessibility Code (MAC) National Fire Protection Association 101Life Safety Code (NFPA) and any local amendments or modifications to the standards made by the authority having jurisdiction which may be applicable to the work.

5. All work must be installed according to the manufacturers’ written instructions.

6. The Contractor shall obtain a third-party electrical inspection from a non-governmental inspection agency approved by the State Fire Marshal’s office. Upon completion of the project, the Contractor shall provide an approved electrical inspection certificate for all electric work performed.

F. MATERIALS AND SUPPLIES:

1. General:

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

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b. The Contractor shall be responsible for the coordination, offloading and proper storage of all materials and supplies and assume full responsibility for protection and safekeeping up until the time of the final inspection.

c. Where applicable, materials shall be delivered in their original unopened containers with labels intact and legible.

d. All materials and supplies shall be stored up off of the ground surface and protected from weather with a waterproof covering.

e. Materials shall be stored in a safe area, out of the way of traffic. Storage site location shall be approved by the Park Manager prior to the storage of any materials on site.

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

2. Specifics:

a. Surface Lighting Strips: Shall be Vapor Tite 4 ft. White Integrated LED

Industrial Vapor Tite with Selectable CCT and Lumen (6000 Brightness) or approved equal.

b. Flood Light: Shall be 150 Watt - NextGen IV Series LED Flood Light - 21,000

Lumen - Color Selectable 30K/40K/50K - Flood Mount – Black or approved equal.

c. General wiring: Shall include necessary: connectors, couplings, adapters, supports and junction boxes, etc. necessary for a complete installation.

Conductors shall be a minimum #12 gauge and #2 copper conductors or , type THHW; which, have been properly sized and color coded in accordance with all applicable NEC requirements. Electrical Cabling / Connections: shall conform to the project specifications; and shall include: all required connectors, boxes, fasteners and breaker, etc. for a complete installation.

d. Exterior Rough in boxes: U.L. shall be listed for use with weatherproof and or outdoor rated boxes and shall be of proper material, size and depth in accordance with NEC 2012 requirements or approved equal.

e. GFCI outlets: Shall be Leviton 7899 or approved equal. Outdoor receptacles shall be 1-Gang Extra Duty Horizontal/Vertical Non-Metallic Weatherproof In- Use Cover (16-in-1-Configurations), Clear, or approved equal. All dedicated receptacles shall be per NEC Code.

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f. Exterior Conduit: Shall be 1/2-inch EMT Electrical Metallic Tubing UL approved, electrical conduit, to include necessary couplings, adapters, fittings, etc., necessary for a complete and satisfactory installation as manufactured Electrical conduit or approved equal.

g. Sub-Panel: Shall be Square D QO Panel 100 Amp 6-8space 12-Circuit Outdoor or approved equal. Main Lug Electrical Panel or approved equal.

h. Quikrete Commercial Grade Blacktop Repair Patch Asphalt Mix

G. METHOD OF WORK:

a. General:

1. All work shall be performed as called for in these written specifications.

2. The Contractor shall coordinate all work with the various trades and suppliers in order to complete the project expeditiously within the time limits of the contract.

The sequence of events shall be left up to the Contractor.

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

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

5. Where applicable, all materials and supplies shall be installed in accordance with the manufacturer’s written instructions as if specified herein.

6. Any work, which has not been specifically mentioned, but is necessary for the safe, professional and satisfactory completion of the project, shall be performed by the Contractor as if specified herein.

7. Prior to preforming any excavation work the contractor shall notify Miss Utility and mark all underground utilizes. In addition, the contractor shall hir an independent locating service to locate other underground utilities that may exist.

The Contractor shall preform excavation adjacent to existing utilities by hand.

b. Specifics:

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Electrical Upgrades:

a. Turn off power from the main panel to pavilion/ comfort station.

b. Install the additional devices at each of the following pavilions:

#701: Remove one disconnect box and install one new 100-amp upgrade sub panel in the same location as the existing disconnect box. Keep existing lighting in place. Trench approximately 200 LF from the comfort station to the pavilion to replace the existing wiring and conduit, which includes 40 LF of asphalt walkway trenching.

i. Conduit shall be placed at a minimum of 18” below grade CR-6 compacted stone base placed 6” around the entire diameter of the conduit.

ii. Ground trenching shall be finished compacted backfill within 3” of final grade where it will receive 3” of topsoil with grass seed and straw.

iii. Asphalt paving trenching will be backfilled up to finished grade with new asphalt pavement, placed to be flush with adjacent and transitioned surfaces.

#702: Replace the following existing components: one sub-panel, three within the pavilion. Install the additional components: approximately 80 LF of new exposed conduit and wire from the replaced sub-panel in the pavilion to install (3) new 20-amp dedicated GFCI outlets with weather covers in locations marked by the Project Engineer. . (Existing 3 outlets, adding 3 dedicated outlets, 6 total, 1 Sub Panel)

#703 Replace the following existing components: one sub-panel, three within the pavilion. Install the additional components: approximately 80 LF of new exposed conduit and wire from the replaced sub-panel in the pavilion to install (3) new 20-amp dedicated GFCI outlets with weather covers in locations marked by the Project Engineer. (Existing 3 outlets, adding 3 dedicated circuits. 6 total. 1 Sub Panel)

#704 Replace the following existing components: one sub-panel, three

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LF of new exposed conduit and wire from the replaced sub-panel in the pavilion to install (3) new 20-amp dedicated GFCI outlets with weather adding 3 dedicated circuits. 6 total, 1 Sub Panel)

#705 (A) Replace the following existing components: one sub-panel, three within the pavilion. Install the additional components: approximately 400 LF of new exposed conduit and wire from the replaced sub-panel in the pavilion to install (3) new 20-amp dedicated GFCI outlets with weather covers, six new 4’ LED weatherproof surfaced mounted fixtures attaching to the underside of the pavilion, and two new LED Flood Lights fixtures attaching gable ends of the pavilions in locations marked by the Project Engineer. Adding 8 new lights, 6 surface mount and 2 Flood lights. 3 outlets total and 8 lights total, 1 Sub Panel)

#705 (B) Replace the following existing components: one sub-panel, three within the pavilion. Install the additional components: approximately 400 LF of new exposed conduit and wire from the replaced sub-panel in the pavilion to install (3) new 20-amp dedicated GFCI outlets with weather covers, six new 4’ LED weatherproof surfaced mounted fixtures attaching to the underside of the pavilion, and two new LED Flood Lights fixtures attaching gable ends of the pavilions in locations marked by the Project Engineer. Adding 8 new lights, 6 surface mount and 2 Flood lights. (6 outlets total and 8 light total. 1 Sub Panel)

#706 (A) Replace the following existing components: one sub-panel, three within the pavilion. Install the additional components: approximately 80 LF of new exposed conduit and wire from the replaced sub-panel in the pavilion to install (3) new 20-amp dedicated GFCI outlet with weather adding 3 dedicated circuits 6 total, 1 sub panel).

#706 (B) Replace the following existing components: one sub-panel, three within the pavilion. Install the additional components: approximately 80 LF of new exposed conduit and wire from the replaced sub-panel in the pavilion to install (3) new 20-amp dedicated GFCI outlets with weather covers in locations marked by the Project Engineer (3 exiting outlets, adding 3 dedicated circuits 6 total, 1 sub panel)

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#707(A) Replace the following existing components: one sub-panel, three within the pavilion. Install the additional components: approximately 80 LF of new exposed conduit and wire from the replaced sub-panel in the pavilion to install (3) new 20-amp dedicated GFCI outlets with weather adding 3 dedicated circuits 6 total (1 Sub Panel)

#707 (B) Replace the following existing components: one sub-panel, three within the pavilion. Install the additional components: approximately 80 LF of new exposed conduit and wire from the replaced sub-panel in the pavilion to install (3) new 20-amp dedicated GFCI outlets with weather adding 3 dedicated circuits 6 total)

#708 Remove six existing 4’ lighting fixtures and install (6) new surface mounted 4’ LED weatherproof strip lights in the same location as existing strips lights, as well as pulling new wire from sub panel to each light. Install new conduit and new wiring (approximately 400 linear feet) for 2 new LED Flood Lights fixtures attaching gable ends of the pavilions in locations marked by the Project Engineer. Keeping existing 3 outlets and conduits in place, pulling new wire from sub panel to the 3 exiting outlets with new 20-amp GFCI outlet out and weather covers. 8 new lights, 6 surface mounted and 2 Flood lights. (3 existing outlets, adding 3, 6 outlets total and 8 light total, 1 Sub Panel)

c. Provide startup of all equipment to ensure proper working order.

d. The Contractor shall be responsible to remove all excess materials and debris associated with this project.

e. 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.

NOTE: All quantities and sizes listed above are approximate. The Contractor shall be responsible to obtain his/her measurements for the project and bidding purposes.

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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 material and workmanship.

Any defects found within the warranty period shall be repaired or replaced by the Contractor at no additional cost to the State.

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

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

4. All work is subject to the inspection and approval of the DNR Project Engineer.

I. GENERAL REQUIREMENTS:

1. The Maryland Department of General Services "Instructions to Bidders for Construction Projects and General Conditions of Contract Between Owners and Contractors", dated March 2007, are hereby made part of these specifications.

2. All work shall be coordinated with the Park Manager and DNR Project Engineer during the work initiation meeting.

3. Throughout the duration of the contract, the Contractor shall be responsible for providing all required utilities (e.g. electric, water, sewer) associated with the project.

Any expenses incurred must be paid by the Contractor.

4. The completed project is subject to the inspection and approval of the DNR Project Engineer.

5. The Contractor shall make his own arrangements at his own expense, coordinating with the Facility Manager and the Project Engineer, for storage of materials and any construction yard he may require to execute this project.

6. Deviation from the manufacturer’s instructions or this specification will not be acceptable.

7. The Contractor shall take all necessary precautions and measures to protect all properties from damage. The Contractor shall repair all damage caused by this project to all public and private property including roads, walks, curbs, utilities, trees, shrubs, plantings, etc., and leave the property in good condition and/or at least equivalent to the condition found.

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8. The Contractor shall work with the facility to minimize disruption to park operations and repair Shelters one at a time to allow the facility to rent out the other shelter to the using public during construction period.

9. The contract shall be for a period of one hundred and twenty (120) calendar days.

J. ATTACHMENTS

Drawing 1- Patapsco Valley SP- Pickall Area Map

Drawing – 2- Pavilion

Drawing- 3- Existing Sub Panel at pavilions

Drawing- 4- Exiting Sub Panel at pavilions and conduit

ALTERNATE, UNIT PRICES, AND ALLOWANCES

A. ALTERNATES: NONE

B. UNIT PRICES: 1. NONE

C. ALLOWANCES: NONE

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J. ATTACHMENTS