DETAILED SPECS- NRP Boathouse Roof Replacement.pdf

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IV. DETAILED SPECIFICATIONS

A. SCOPE:

1. This project consists of the Contractor providing all labor, equipment, materials, supplies, insurance, etc., necessary to remove and replace the existing asphalt roof, gutters, and downspouts etc., located at NRP Boathouse at the NRP Marine Terminal. The property is located at 12917 Harbor Road, Ocean City, Maryland, 21842 in Worcester County

2. The project includes, but is not limited to the following:

a. Remove and properly dispose of the existing asphalt shingle roof (approximately

3,700 SF), felt underlayment, flashing, drip edge, etc., down to bare roof sheathing.

b. Inspect existing 3”x6” tongue and groove roof sheathing, and replace any deteriorated wood as directed by the DNR Project Manager on a unit price basis.

(See Unit Price #1).

c. Remove and replace the boot flashing on 1 plumbing vent pipe

d. Provide and install approximately 3,700 SF of architectural shingles, which shall be installed as a shingle roofing system eligible for a CertainTeed (or an approved equal), “5 Star Coverage for a SureStart Plus” Warranty to include the Wind

Warranty Upgrade or an approved equal.

e. Remove and properly dispose of approximately 200 LF of aluminum wrapping on the rake board and 190 LF of Aluminum wrapping on the fascia board.

f. Inspect rake and fascia board, replace any deteriorated wood as directed by the

DNR Project Manager on a unit price basis. (See Unit Price #2)

g. Provide and install new aluminum wrapping on rake and fascia boards.

h. Provide and install a new gutter system; downspouts, downspout extensions across lower roof, brackets, etc. approximately 180 LF.

i. Removal and proper disposal of all debris.

NOTE: The accuracy of all applicable dimensions and quantities associated with the work is the responsibility of the Contractor. All information is to be confirmed to the Contractor’s satisfaction prior to bidding. The State will not be held responsible for the Contractor’s failure to do so.

NOTE: Lead paint has been found in the boathouse. This hazard would warrant the use of lead safe work practices and the following of OSHA and EPA lead regulations and rules for

Lead Renovation, Repair and Paint Program. Found at https://www.epa.gov/lead-renovation-repair-and-painting-program

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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 five (5) years experience performing similar construction projects. Upon request, the Contractor shall supply a list of other similar, completed roofing projects to the Procurement Officer for review.

3. The Roofing Installer must be certified by the roofing materials manufacturer in the type of roofing system that is being installed; and, must be approved to obtain, provide and include the CertainTeed (or approved equal), “5 Star Coverage for a SureStart Plus”

Warranty to include Wind Warranty Upgrade or an approved equivalent warranty.

Note: To be included with the Bid Documents

The Contractor shall provide the DNR Project Manager and the Procurement

Officer, with the correspondence from the roofing shingle manufacturer head office that indicates that the Contractor/Roof Installer holds current, advanced roofing credentials with CertainTeed, or an approved equal, in the type of roofing system proposed by this project specification.

C. SITE VISIT:

1. All prospective bidders are encouraged to attend the Pre-bid conference meeting and familiarize themselves with the requirements for the project. Failure to attend the Pre-bid conference meeting, or visit the site, will not relieve the successful bidder from complying with the requirements of these specifications at no additional cost to the State.

2. No allowance will be made for errors on the Contractors part for failure to take into consideration any conditions or circumstances existing at the site which might affect the specified work.

3. Prior to any site visit (other than the Pre-Bid Conference), contact the Facility Manager, Lt. Andrew T. Wilson (443)699-6013 to arrange for access to the project site.

D. SCHEDULE OF WORK

1. Work shall be scheduled through and approved by the Project Manager and Facility

Manager. The Contractor shall perform all work Monday through Friday during the normal working hours of 8:00 am to 4:30 pm. unless approved by Project Manager in writing.

2. The Contractor shall notify the Project Manager seven (7) days prior to his start of work.

He shall coordinate with the Project Manager and Facility Manager the dates of the Work

Initiation Conference, the work, and any closures required.

3. The Site is an active work environment and needs to always remain open to Eastern

Maryland NRP workers.

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4. All work shall be completed within 60 calendar days of the notice to proceed.

E. STANDARDS AND CODES:

1. All work shall be performed in a top-quality workmanship manner in accordance with the standards of the trade.

2. 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 the Project.

3. All work shall be performed in accordance with the applicable code requirements and standards as defined by the Maryland Code Administration 2012 “Maryland Building

Performance Standards” (MBPS) and the latest editions of:

- 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 Code (NFPA)

- Maryland Department of Transportation-State Highway Administration’s (SHA)

“Standards Specifications for Construction and Materials

F. MATERIALS AND SUPPLIES:

1. General:

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

Manager. In the event the Contractor would like to substitute materials other than those that have been specified, the Contractor shall submit to the DNR Project

Manager all pertinent data to determine the or-equal status. This material shall be submitted to the DNR Project Manager a minimum of ten (10) days prior to the bid opening. The DNR Project Manager shall notify the Contractor within five (5) days as to the or-equal status.

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

c. 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.

d. 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 materials on-site. All materials shall be stored up off the ground surface and should be protected from the weather with a waterproof covering. Any special storage instruction required by the material manufacture shall be performed by the

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Contractor as if specified herein.

e. 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. Specifics:

a. Replacement Sheathing: 3”x6” Tongue and Groove to match existing.

b. Shingles: Shall be CertainTeed “Landmark”, Colonial Slate or Thunder Strom

Gray, or an approved equal. The roof system must meet the standards for a

CertainTeed “Integrity” Roof System and must be installed be a contractor who holds advanced credentials from CertainTeed or an approved equal.

c. Shingle Fasteners: Shall be standard corrosion-resistant roofing nails. Style, type, length, and material shall conform to the roofing manufacturer’s requirements.

Note: Roofing Staples will not be permitted in place of roofing nails.

d. Starter Shingles and Caps: Shall be as required by shingle manufacturer for adherence to installation and warranty requirements.

e. Ice and Water Shield: Shall be Winterguard or approved equal as required by shingle manufacturer.

f. Felt Underlayment: Shall be CertainTeed, 30 lb High Performance Shingle

Underlayment “Roofers Select” Roofing Felt, or an approved equal as required by shingle manufacturer.

g. Ridge Vent: Shall be 12” Filtered vent manufactured by CertainTeed or an approved equal.

h. Drip Edge: Shall be a pre-bent aluminum, color to match new fascia, down spouts and gutters, as approved by the roof shingle manufacturer.

1. Extended Drip Edge at the rakes.

2. Typical Drip Edge at the eaves

i. Fascia and Rake Boards: Shall be yellow pine or fir in a size that matches the currently installed boards. The wrap shall be PVC coated; aluminum coil stock custom bent to accommodate site conditions. Color to be White.

j. Gutters: Shall be a 6” K style gutter, minimum gauge of 0.032” aluminum, to be supplied with heavy duty hidden hangers and all necessary fittings for a complete installation, as manufactured by BERGER or an approved equal. Color shall be white.

k. Downspouts: Shall be a 3” x 4” downspout, minimum gauge of 0.027” aluminum, IV-5 supplied with brackets and all necessary fittings for a complete installation, as manufactured by BERGER or an approved equal. Color shall be white.

l. Exterior Caulk: Shall be silicone or rubber-based caulk of an appropriate color.

m. Roof Plumbing Vent Flashing: Shall be properly sized “seamless” 4# lead base and flexible riser for this roof pitch; and shall include “formed” termination counter flashing.

n. Exterior Vinyl Soffit: Shall be CertainTeed Ironmax Double 5”soffit or an approved equal. The Color shall be Colonial White. The Soffit must be fully vented and have a thickness of 0.046”.

G. METHOD OF WORK:

1. General:

a. All work shall be 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 and within the time limits of the contract. The 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.

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

f. The Contractor shall take the appropriate steps to insure a watertight roof throughout the entire project. Any water damage resulting from this project shall be repaired or replaced by the Contractor at no additional cost to the State.

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

h. The Contractor shall maintain the work site(s) 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(s).

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 if specified herein.

2. Specifics:

a. The Contractor shall remove the existing roofing shingles, felt underlayment, IV-6 flashing, etc., down to bare roof sheathing.

b. Remove existing gutter and downspouts.

c. The Contractor shall replace any damaged roof sheathing as directed by the DNR

Project Manager. New sheathing materials shall be compatible with existing sheathing. The Contractor shall be compensated for this additional work under

Unit Price #1. Existing sheathing shall be re-nailed as necessary to insure a sound, flat surface.

d. Cut ridge vents in the sheathing 3” (inches) from the top of the ridge and start and end 6” (inches) from each ridge end as recommended by the ridge-vent manufactures instructions.

e. The Contractor shall sweep the roof free of debris and properly prepare the roof sheathing in accordance with the shingle manufacturer’s instructions.

f. Once the roof sheathing has been properly prepared, the Contractor shall install the ice guard membrane in accordance with the shingle manufacture’s instructions, with a minimum of 2 layers at the eaves and 1 layer at gable ends.

g. Provide and install: all aluminum drip edge, felt underlayment, flashing, shingles and cap shingles, fasteners, ridge vent, etc., necessary for a complete installation, as per manufacturer’s procedures and methods.

1. Each shingle is to be secured with 6 corrosion-resistant roofing nails and 4 spots of roofing cement in accordance with the shingle manufacturer’s recommendations.

2. Installation shall meet all requirements of the CertainTeed (or approved equal), “5 Star Coverage for a SureStart Plus” Warranty to include Wind

Warranty Upgrade.

3. If required, the contractor shall arrange for the shingle manufacturer’s representative to inspect the installation of the roofing (at no additional cost to the State) while being installed.

Note: Roofing Staples will not be permitted in place of roofing nails.

h. Properly install the specified lead plumbing vent boot flashing as per the manufacturer’s instructions.

i. Properly install the galvanized steel exhaust vent hood as per the manufacturer’s instructions. Ensure that the joints are sealed with the approved duct mastic sealants and tapes.

j. The Contractor shall remove wrap from fascia and rake boards. The Contractor shall replace any damaged fascia and rake boards as directed by the DNR Project

Manager. The Contractor shall be compensated for this additional work under

Unit Price #2. New boards shall be compatible with existing fascia or rake

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boards. The fascia and rake boards shall then be wrapped in coil stock, the color to be white.

k. Install new gutters and downspouts, ensuring that gutters have positive drainage to the downspouts. Gutters to be secured a minimum of 24” oc. secure all joints with pop rivets or screws. Secure end plates with pop rivets or screws as per the manufacturer’s requirements. Install sealant as required. Secure downspout to walls with two (2) brackets per section.

Note: The contractor shall, at the end of each work day, inspect then “sweep” the area, with a magnet, and pick up any nails and/or debris

l. All Excess materials and debris shall be removed and properly disposed of off

State Property. The work site shall be left in a broom swept condition.

m. Any damages occurring to State Property resulting from this project shall be repaired or replaced to the satisfaction of the Facility Manager to a preconstruction condition.

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 and 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 DNR Project Manager all manufacturers’ warranties, guarantees, owner’s manuals, etc., related to this project. All information shall be neatly complied and be submitted to the DNR Project Manager at the time of the Substantial

Completion. The registered CertainTeed (or approved equal), “5 Star Coverage for a

SureStart Plus”, Shingle Warranty, with the Wind Upgrade, shall be included.

I. GENERAL REQUIREMENTS:

1. The Maryland Dept. of Natural Resources “Instructions to Bidder for Construction

Projects” and “General Conditions” are hereby made part of these specifications.

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

3. The complete project is subject to the inspection and approval of the Facility Managers and the DNR Project Manager.

4. Deviation from the manufacturer's instructions or this specification will not be acceptable.

5. The Contractor shall take all necessary precautions and measures to protect all properties from damage. He shall repair all damage caused by his operation to all public and private

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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.

6. The Contractor shall make his own arrangements to acquire any temporary utility service which he requires to perform this contract. Any expenses incurred must be paid by the

Contractor.

J. METHOD OF BIDDING:

1. All bids shall be submitted online via eMaryland Marketplace Advantage (eMMA) https://emma.maryland.gov (NO PAPER BIDS!)

2. On eMaryland Marketplace Advantage opposite “Total Bid”, the Contractor shall insert a lump sum bid to complete all work described herein. Bid amount must also coincide on the Bid Form attached and all supporting documents completed to be a full and valid bid.

3. The project will be awarded to the Contractor submitting the lowest Base Bid demonstrating the ability to fulfill the requirement for this project.

4. See Section V “Alternates and Unit Prices” for additional bidding requirements.

I. METHOD OF PAYMENT:

1. After satisfactory completion and acceptance of the work, the Contractor shall submit an invoice to the DNR Project Manager for processing and payment.

2. Payments shall be made in accordance with Small Procurement, Terms and Conditions.

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V. ALTERNATES AND UNIT PRICES

A. ADD ALTERNATES:

None

B. UNIT PRICES:

1. On the Bid Form opposite Unit Price #1, the Contractor shall insert a cost per square foot x an estimated 100 SF = Total Unit Price #1 to remove and replace deteriorated roof sheathing as directed by the DNR Project Manager.

2. On the Bid Form opposite Unit Price #2, the Contractor shall insert a cost per linear foot x an estimated 32 LF = Total Unit Price #2 to remove and replace deteriorated fascia and rake boards as directed by the DNR Project Manager.

The thickness of the existing fascia and rake boards is not known. The Contractor shall use 8”x 1”, #2 Pine, spruce or fir as a basis for material costs for Unit Price #2. If the existing fascia or rake thickness differs from the assumed thickness the Unit Price cost may be adjusted accordingly.

NOTE: The Contractor shall incorporate all costs associated with transportation, fuel, maintenance on equipment, employee salary, benefits, overhead, profit, etc., in the Unit Price. Unit Prices will be used to increase/decrease the contract price based on actual quantities installed, in accordance with the

Instructions to Bidders for Construction Projects (3.B.3)

VI. DRAWINGS

The following drawings are attached and should be considered part of these specifications as if specified herein:

1. NO Drawings