OC Bulkhead Cap Maintenace II Specs.pdf

DEPARTMENT OF GENERAL SERVICES

PROJECT MANUAL

FOR

OCEAN CITY BULKHEAD CAP MAINTENANCE II

OCEAN CITY

WORCESTER COUNTY, MARYLAND

FOR THE

MARYLAND DEPARTMENT OF NATURAL RESOURCES

PROJECT NO. F-024-190-110

May 8, 2020

Project Cost Classification B

"Minority Business Enterprises are Encouraged to Respond to this Solicitation Notice"

Department of General Services Ellington Churchill, Jr. , Secretary 30 I West Preston Street Baltimore, Maryland 21201

STA TE OF MARYLAND

Board of Public Works Lan-y Hogan, Governor Peter Franchot, Comptroller Nancy K. Kopp, Treasurer

DIVISION O - PROCUREMENT & CONTRACTING REQUIREMENTS

- Notice To Bidders - Solicitation Fact Sheet (eMaryland Marketplace Advantage attachment)

- Instructions to Bidders for Construction Projects (March 2007) (eMaryland Marketplace Advantage attachment)

- General Conditions for Construction Contracts (July 1, 2018) (eMaryland Marketplace Advantage attachment)

- Bid Proposal Affidavit ( eMaryland Marketplace Advantage attachment)

- State Funded Construction Projects - Payment of Employee Health Care Expenses

(eMaryland Marketplace Advantage attachment)

- Contractors Questionnaire

- Bid Bond, (f applicable (eMaryland Marketplace Advantage attachment)

- Minority Business Enterprise Utilization Procedures (May 7, 2019) (eMaryland

Marketplace Advantage attachment)

- MBE Attachment D-1 A Forms ( eMaryland Marketplace Advantage attachment)

- List of Prevailing Wage Rates, if applicable

- Addenda, if any (eMaryland Marketplace Advantage attachment)

- List of Drawings

- Pre-Bid Conference/Site Visit - Refer to: State Finance and Procurement Article §14- 302(a){7){v) and COMAR 21.11.03.09.C.{2)(e).

DETAILED SPECIFICA TTONS

Section

I

II

Title

Detailed Specifications Alternates and/or Unit Prices (where applicable)

DRA WJNGS/ ATTACHMENTS

Section

III

Title Drawings/ Attachments

Drawing 1 Drawing 2 Drawings 3 - 5

Vicinity Map and Location Map Site Plan Existing Wall Details

I. DETAILED SPECIFICATIONS

A. SCOPE:

1. This project consists of the Contractor provid,ing all labor, equipment, materials, insurance, etc., necessary to remove approximately 62,500 square feet of existing anti-graffiti coating and reapply new anti-graffiti coating to selected sections of the reinforced concrete bulkhead cap (wall) as described herein, adjacent to the boardwalk from 4th Street to 27th Street, in Ocean City, Worcester County, Maryland 21842.

2. The project site is located in a highly visible and traveled area; the Ocean City Boardwalk. The Contractor shall be fully responsible for the coordination of his schedule (see Method of Work) with the Town of Ocean City (Owner), the Department of Natural Resources (DNR) Project Manager, and the Department of General Services (DGS) Inspector.

3. It is the intent of the Department of Natural Resources and the Owner, through this contract, to restore the wall to at least its original design integrity and aesthetic value.

4. The existing coating system on the wall is finish coated with Fox Industries, Inc ., FX-441 Anti-Graffiti System, an aliphatic-urethane for graffiti control.

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5. Work to be performed by others shall include:

The bulk removal of sand from the ocean side of the wall, if necessary.

6. Base Bid Items:

a. Removal of the existing anti-graffiti coating system from selected sections of the existing wall in accordance with these specifications and the paint manufacturer's instructions/ recommendations. The sections total approximately 62,500 square feet across the 8,000 linear feet of wall. The sections, or individual faces of sections, between concrete joints will be identified prior to or at the Pre-Construction Meeting.

b. Installation of caulk and/or crack filler as necessary for the Contractor to attain a smooth consistent surface upon application of anti-graffiti coating.

No treatment will be necessary for cracks less than 1 /16".

c. Coating the properly prepared wall sections, or faces, with epoxy base coats and anti-graffiti finish coat system.

7. Unit Price Items (See Section V)

a. Patching necessary to repair loose, spalled, chipped or crumbling concrete on the existing wall. Patching shall include removal and repair/replacement

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B.

of damaged or lifting prior concrete patch areas. (Estimated quantity 10 square feet)

b. Application of surface repair concrete (parge coat) to fill voids and return wall to smooth surface prior to application of anti-graffiti coating.

(Estimated quantity 9,500 square feet)

c. Removal and reinstallation of expansion material and joint sealer. The joints are approximately 10 linear feet long between some concrete cap sections. (Estimated quantity 74)

8. The Contractor shall execute all contract work so as to deliver a final product, which can be guaranteed in accordance with Detailed Specification Section H herein.

NOTE: ALL QUANTITIES ARE APPROXIMATE. IT SHALL BE THE

CONTRACTOR'S RESPONSIBILITY TO DETERMINE EXACT

MEASUREMENTS FOR BID PURPOSES.

QUALIFICATION OF CONTRACTOR:

1. The Contractor and any subcontractors must be licensed and insured in the State of Maryland to perform work associated with this project.

2. The Contractor must have a minimum of three (3) years of experience installing high performance systems, e.g. anti-graffiti, chemical resistant systems, etc.

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

C. SITE INSPECTION:

1. Each Bidder is encouraged to attend the scheduled pre-bid conference/ site visit, although it is not mandatory. See COMAR 21.11.03 .09C (2) ( e) for additional information.

2. No allowance will be made for any error on the Contractor's part resulting from not inspecting the work site. All prospective should attend the Pre- Bid conference meeting and familiarize themselves with all 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.

3. For site visit other than the scheduled Pre-Bid Conference, contact Jeb Deickman at 443-510-0556.

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D. SCHEDULE OF WORK:

I. DGS will schedule a "Pre-Construction Meeting" and issue the Contractor a "Notice to Proceed" with a proposed start date the Contractor is expected to begin work.

2. The Contractor shall provide administrative and product data submittals to the DNR Project Manager and DGS prior to starting work.

3. The Contractor shall notify the DNR Project Manager/DGS Inspector seven (7) days prior to his start of work and a minimum of 24 hours prior to the application of any coating. The Contractor shall coordinate with the DNR Project Manager/DGS Inspector and the Owner the dates of the work, and any closures of boardwalk areas.

4. The Contractor shall perform all work Monday through Friday during hours, which are in strict accordance with all applicable Town of Ocean City ordinances, unless written permission is given in advance by the DNR Project Manager/DGS Inspector.

5. The Contractor shall complete all work by April 30, 2021.

6. Upon completion of the work, the Contractor shall notify DGS in writing requesting a "Substantial Completion Inspection".

E. STANDARDS Al'JD CODES:

I . 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.

2. 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:

American Concrete Institute (ACI) American National Standards Institute (ANSI) American Standards for Testing and Materials International (ASTM) Environmental Protection Agency (EPA) Expansion Joint Manufacturers Association, Inc. (EJMA) International Building Code (IBC) Maryland Accessibility Code (MAC) Master Painters Institute (MPT) National Fire Protection Association 101 Life Safety Code (NFPA) Occupational Safety & Health Administration (OSHA) The Society for Protective Coatings (SSPC)

I-3 and any local amendments or modifications to the Standards made by the local jurisdiction which may be applicable to the work.

F. MATERIALS AND SUPPLIES:

1. General :

a. All materials shall be as specified herein. All materials used shall be fully compatible and suitable for installation on the existing substrate in the marine environment.

b. All materials shall be new and delivered in their labeled, factory sealed, pre-measured containers. The Contractor shall be responsible for the proper storage of said materials throughout the project and shall replace, at no additional cost to the State, any supplies or materials judged unacceptable by the DNR Project Manager/DGS Inspector.

2. Specific:

a. The approved concrete bonding and patching material shall:

1. Be an epoxy-modified or polymer-modified repair mortar as manufactured by Simpson Strong Tie, FX-263, or approved equal.

The primer or bonding agents shall be per the manufacturer's installation instructions and/or recommendations for bonding to concrete (FX-752) and steel (FX-406).

11. The repair mortar shall exhibit the following minimum strength characteristics:

28 day Compressive Strength 28 day Flexural Strength 28 day Bond Strength

6,500 psi 750 psi

2,500 psi

b. The approved surface repair (parge) material shall be FX-263 as manufactured by Simpson Strong Tie, or approved equal.

c. The approved expansion-joint filler and joint sealant material shall be as follows:

t. Expansion-joint filler shall be a pre-molded material conforming to AS TM D-17 51 or AS TM D-175 2 and shall be similar to the existing expansion joint filler. Thickness of filler material shall be sized for each joint to be filled. Joints generally vary in width from 3/8-inch to I". Width of filler shall be applicable for each joint to be filled.

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11. Field molded sealants shall conform to ASTM C-920, Grade NS, suitable for exterior vertical and horizontal applications. Sealant shall allow for joint movement of 100% expansion and 50% contraction. The manufacturer's life expectancy shall be a minimum of 20 years for the joint sealant. Color shall be similar to the existing sealant color.

111. Bond Breaker, back-up matelial, and primer (if required by the sealant manufacturer) shall be in accordance with the sealant manufacturer's requirements.

d. The paint system shall be an epoxy primer and build coat(s) system with high perfmmance anti-graffiti finish coat(s). The basis of design is Devoe Bar-Rust 235 high build epoxy primer and intermediate coat with Devthane 379N aliphatic polyurethane finish coat and conforming the following:

1. Be a two (2) coat epoxy primer/intermediate of Devoe Bar-Rust 235, DFT 4.0-6.0 mils. As equal primer/epoxy from other manufacturers may be submitted for approval.

11. Finish coat of Devoe Devthane 379N, DFT 2.0-3.0 and shall contain a pigmentation to closely match that of the existing cap coating. Anti-graffiti products from other manufacturers may be submitted for approval. The minimal total dry film thickness of the system shall be I 0.0-15.0 mils.

111. Have a top or finish coat with a semi-gloss or gloss finish, which is, pigmented to closely match the color of the existing cap.

1v. Have the following physical characteristics :

aa) Shelf life of not less than 12 months.

bb) Non-toxic pigmentation and inert in dry film.

cc) Roller application.

dd) Graffiti and soiling by the following substances must be able to be removed repeatedly during the life cycle of the coating without marking or damaging of the coating system: acrylic, enamel, and oil based spray paints, lacquers, urethane, permanent marker pens, food stuffs including mustard, ketchup, and alcoholic and soft drinks, as well as lipstick.

ee) Salt fog resistance of 5,000 hours (ASTM D-714).

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ff) Hardness when measured by ASTM D-3363 of not less than H/HB.

gg) Coating shall be hard dry in 24 hours .

hh) QUV Exposure: ASTM D4587 4,000 hours; no blistering, cracking or delamination. No less than 58% gloss retention and I .40 DE c1E2000 color change (Topcoat).

ii) Immersion: ASTM 870, no blistering, cracking, checking or delamination after two years continuous water immersion (primer).

v. Shall be non-sacrificial in nature.

v1. Shall be able to be cleaned utilizing environmentally friendly cleaners and readily available cleaners.

G. METHOD OF WORK:

1. General •

a. The Contractor shall submit to the DNR Project Manager/DGS Inspector for approval the following at the Work Initiation Conference:

A schedule for all contract work.

The names, qualifications, duties and responsibilities for each person installing the products and/or coatings.

b. The Contractor shall supply the Owner and the DNR Project Manager/DGS Inspector a quantity of six (6) each of the following: Pairs of solvent resistant gloves, safety glasses, and NIOSH approved organic respirators.

c. Safety:

, . The Contractor shall wear all safety clothing as required by all applicable regulations and as recommended by the manufacturer at all times, while in the work zone and shall include but is not limited to:

- Solvent resistant gloves.

- Safety glasses.

- NIOSH-approved organic respirators (as required).

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11. No unauthorized personnel are allowed in the work zone 8 feet west and 16 feet east of the bulkhead and 150 feet north and south along the boardwalk.

111. No more than two (2) vehicles shall be permitted on the Boardwalk at any time.

1v. The Contractor shall maintain clear access to fire hydrants at the head of the streets at all times. Under no circumstances shall a Contractor block or park a vehicle adjacent to a fire hydrant.

v. The Contractor shall not block more than one beach access gate at any one time.

v1. The Contractor shall have eye wash containers readily available (i.e., within two (2) minutes) to each employee.

d. The Contractor shall adhere to the requirements, as specified by the manufacturer, for dew point, temperature, and the moisture content of the concrete.

e. The Contractor shall use mechanical mixers when mixing components.

No air is allowed in the mixtures.

f. The Contractor shall adhere to coat thickness requirements as specified by the manufacturer.

g. The Contractor shall prepare a 20 foot long sample repair section, which shall be typical for the patching, cleaning, expansion joint repair and coating of the wall with the accepted anti-graffiti coating. This sample section must be accepted by the DNR Project Manager/DGS Inspector prior to the Contractor proceeding with any application of the coating system on the wall. It shall be the standard of acceptance for the remainder of the wal I coating. The time! iness of acceptance of this sample section shall be the full responsibility of the Contractor.

h. Prior to submitting the final invoice, the Contractor shall submit to the DNR Project Manager/DGS Inspector, three (3) O&M Manuals containing complete sets of catalog cuts, color samples, manufacturer's recommended repair procedures, and manufacturer's cleaning and maintenance recommendations for all products and materials permanently incorporated into this project.

2. Specifics :

a. The contractor shall remove the PT 6"x6" boards at the base of the wall and boardwalk interface. The wall shall be prepped and coated down to l-7 the boardwalk elevation. Upon completion the boards shall be properly reinstalled.

b. Preparing the Existing Wall Sections

1. At the Pre-Construction Meeting, the Contractor shall submit his/her proposed coating removal and containment method for approval of the DNR Project Manager/DGS Inspector prior to beginning work. If at any time during the removal process the Contractor fails to contain debris, work will be stopped and shall not resume until all debris has been removed.

11. The Contractor shall mechanically remove the existing wall coating to attain a substrate, which will perform with the approved coating system. Media blasting has not been acceptable to the State and the Town of Ocean City during past recoating and recommend diamond cup grinding with vacuum recovery system. Alternative methods of mechanical removal will need to be presented for approval. The entire top coat of existing paint shall be removed.

A minimum of 75% of the existing primer coat shall also be removed. It is the intent that the new primer coating be applied to bare concrete or parge material.

111. The Contractor shall be responsible for containment, removal and disposal of all paint chips, concrete or parge debris, etc.

Mechanical removal must be accompanied by an approved enclosure or other method to ensure containment. At no time shall paint chips or debris be allowed to fall or spray onto beach or boardwalk.

1v. The Contractor shall treat cracks in the concrete as recommended by the coating manufacturer.

c. Patching the existing Wall :

1. It is the intent of this contract to repair all loose, spalling, chipped and crumbling areas.

11. The DNR Project Manager/DGS Inspector shall identify the areas to be repaired during the pre-construction inspection. If the Contractor determines that additional areas require repair, they shall inform the DNR Project Manager/DGS Inspector immediately.

111. Clean-out and preparation of patch or repairs areas shall be inspected and approved by DNR Project Manager or DGS Inspector prior to installation of any patch or repair materials.

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iv. The Contractor shall, as a minimum, perform the following steps of repair.

aa) Remove all loose, spalling, and deteriorating concrete, including any existing repair patches, to sound concrete.

The perimeter of the patch shall be squared off in all directions. Bug holes and chipped areas less than 1/2" deep shall not be patched.

bb) Excavate concrete to a minimum depth of 4". If the rebar is exposed during the concrete excavation, the depth of excavation shall increase to expose the full circumference of the re bar with a minimum of 3/4" of clearance.

Reinforcing steel may not be cut under any circumstances.

cc) Clean concrete and exposed rebar to provide a stable, clean, undamaged surface.

dd) Painting all exposed rebar with an approved primer.

ee) Coating prepared concrete and re bar surfaces with the approved bonding compound/slurry compatible with the approved patching material in accordance with the manufacturer's instructions.

ff) Filling concrete void with the approved patching material in accordance with the manufacturer's instructions. The finished surface shall be even and level with the surrounding existing concrete, in line and grade, in all dimensions.

gg) Curing the approved patching material in accordance with the manufacturer's instructions.

e. Surface Repair (Parging):

All wall surfaces shall be smooth and tight in preparation ofrecoating.

Surface repair concrete shall be installed to replace any areas of old parging that were damaged or removed during removal process. All bug holes, deep chips or voids, etc., shall also be repaired. Parge coat shall be installed in accordance with manufacturer's requirements. Contractor shall insure proper adhesion and curing of parge coat prior to installation of anti-graffiti coating.

f. Expansion Joint Repair

1. The DNR Project Manager/DGS Inspector shall identify the expansion joints to be replaced during the pre-construction

I-9 inspection. If the Contractor determines that additional areas require repair, they shall inform the DNR Project Manager/DGS Inspector immediately.

11. The Contractor shall cut out joint sealer and remove joint filler.

Concrete shall be cleaned and prepped for new installation on bare surfaces. The Contractor shall remove all sand from the joint. If compressed air is used, it shall be oil-free.

111 . The Contractor shall install the vertical and horizontal joint sealant in strict accordance with the manufacturer's instructions in a workmanship manner.

g. Application of Anti-Graffiti Coating System to the Existing Wall

1. The intent of this portion of the contract is for the Contractor to install the Anti-Graffiti Coating System in a workmanship manner which will provide full protection from the specified chemicals and substances and in strict compliance with all other areas of these specifications.

11. The Contractor shall mask-off all expansion joints and all wood and metal structural appurtenances, including boardwalk gates, ramps, stairs, and decking. The Contractor shall be responsible for ensuring that no paint, adhesive or other construction materials/chemicals spray, splash or spill on boardwalk decking, etc.

111. The Contractor shall apply the coatings by roller.

1v. The three (3) coat system shall be identified as: Prime coat (1st coat), intermediate coat (2nd coat), and top coat (3rd coat).

Alternate multi-coat systems proposed for approval must ensure the required total dry mil thickness.

v . Prior to applying the prime coat, the wall must be dry per ASTM D-4263 and free from any debris. Contractor shall have a moisture meter onsite at all times and verify moisture with DNR Project Manager.

v1. The Contractor shall apply all coats in strict accordance with the manufacturer's instructions and their submitted and approved procedures.

vn. The Contractor shall take all precautions so that unauthorized persons are not allowed to come in contact with the coatings or repair materials until the top coat is dry and tack-free (i.e., signs, rope-off area, etc.).

I-10 v111. The Contractor shall supply the Owner with unopened parts of each coating of the paint system to cover at least 400 square feet of surface.

H. GUARANTEE Al\TJ) ACCEPTANCE:

I.

1. The Anti-Graffiti Coating System shall be fully guarant~ed by the Contractor for a period of five (5) years from the date of substantial completion. Any problems encountered during the guarantee period shall be promptly repaired by the Contractor at no additional cost to the Owner or State.

2. The wall repairs, including patching, surface repair, and expansion joint repair, shall be fully guaranteed by the Contractor for a period of two (2) years from the date of substantial completion. Any problems encountered during the guarantee period shall be promptly repaired by the Contractor at no additional cost to the Owner or State.

3. Acceptance by the Owner or DNR Project Manager/DGS Inspector of any procedures, materials, workmanship, or final product shall not relieve the Contractor of their warranty requirements.

4. All work is subject to the inspection and approval of the DNR Project Manager/DGS Inspector.

GENERAL REQUIREMENTS:

1. The Contractor shall maintain contact with a technical representative of the materials man~facturer. Manufacturer's representative shall be on site at the initiation of the following operations; coating removal, parge coat, repair and paint application. Manufacturer's representative shall inspect and give written approval of Contractor's procedure for each of the above operations.

2. The Contractor shall make his own arrangements, coordinating with the Town of Ocean City Superintendent of Maintenance, for storage of materials and any construction yard he may require to execute this project. Any expenses shall be at the Contractor's expense.

3. The Contractor shall take all measures necessary to prevent sand and/or debris from coming into contact with the cleaned wall, any coating or repair materials.

4. The Contractor shall use drop cloths and other measures as necessary to protect all public and private property.

5. The Contractor's personnel (i.e., grouting technicians, masons, painters, etc.) shall be skilled craftsman and fully qualified by experience and technical training to perform their assigned responsibilities.

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6. The Contractor shall remove all debris associated with the work from the project site and dispose of all debris in an approved disposal site at the Contractor's expense.

7. 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 property including roads, walks, curbs, beach, boardwalk, utilities, trees, shrubs, plantings, etc. , and leave the property in good condition and/or at least equivalent to the condition found.

8. 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 MEASUREMENT AND PAYMENT:

The Contractor shall submit their invoice in accordance with these specifications and Department of General Services "General Conditions".

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A. ALTERNATES:

None

B. UNIT PRICES:

1. Unit Price #1 :

2. Unit Price #2:

3. Unit Price #3:

II. AL TERNA TES AND UNIT PRICES

The Contractor shall submit a Unit Price per square foot an estimated 10 square feet to patch loose, spalled, or crumbling concrete 4" to 9" in depth.

The Contractor shall submit a Unit Price per square foot an estimated 9,500 square feet to provide and install surface repair concrete (parge coat) as directed by the DNR Project Manager.

The Contractor shall submit a Unit Price per each removal and reinstallation of an estimated 74 expansion joints at locations identified by the DNR Project Manager.

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III. DRAWINGS

The drawing/s listed below are to be considered a part of these specifications as if written herein.

Drawing 1 Drawing 2 Drawings 3 - 5

Vicinity Map & Location Map Site Plan Existing Wall Details

III-1

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