767 requirements shall be as specified by the manufacturer’s recommendations, or as specified in the contract documents.
688.3.5 -Vegetation: Vegetation may need to be trimmed or removed in order to accomplish the cleaning or painting of the structure. If allowed by the Contract Documents , the Contractor may waste vegetation within the Right -of-Way. Otherwise, any such vegetation cut, shall be removed from the site by the contractor. No direct payment will be made for this work, but shall be included in the contract price for the item in connections with which it is used.
688.3.6 -Utilities: Shall be in accordance with Section 107.17, Contractor Responsibility for Utility Property and Services or any other applicable sections of Section 107.
688.3.7 -Paint Designation Label: 688.3.7.1 -Description: The bridge paint designation label shall consist of painting on the fascia web of the exterior girder with the following information; the paint system, contractor, and the month -year the project was completed. This paint designation label will only be utilized during the complete removal and pain ting of existing or new structures. The acronyms and details for the paint designation label will be assigned to the Contractor by the Materials Control, Soils and Testing Division when the Quality Control Plan for Painting is approved.
688.3.7.1 -Locati on: The paint designation label will be located at abutment number one on the fascia web of the exterior girder with a southern or eastern orientation, and paint color shall be a semi -gloss black paint compatible with the topcoat material.
688.3.7.2 -General: All work performed regarding the paint designation label shall be considered incidental to the painting of the structure.
688.4 -ZONE PAINTING OF EXISTING STRUCTURES : 688.4.1 -General : The field coats (total system) of paint shall meet the requirements of the manufacturer’s recommendations and the color shall be as specified in the contract documents. Each coat shall be a contrasting color to the one previously applied. The contract documents shall specify the areas to be prepared and zone painted.
688.4.2 -Surface Preparation: The surface shall be prepared as specified in the contract documents. Specific instructions will be given on the amount of surface required to be cleaned in accordance with the specific standards identified in subsection 688.2.2. All laminar and stratified rust that has formed on the existing steel surfaces shall be removed. Pack rust formed along the perimeter of mating surfaces of connected plates or shapes shall be removed to the extent feasible without mechanically detaching the mating surface. Any rust remaining after cleaning shall be tight and intact when examined using a dull putty knife. The tools used to remove these corrosion products shall be identified in the submittals and accepted by the Engineer. If the surface preparation or removal of rust results in nicks or gouges, the work shall be suspende d, and the damaged areas repaired to the satisfaction of the Engineer, at the Contractor’s expense. The Contractor is to exercise care while cleaning and painting around expansion joints and galvanized surfaces. Any damage to the expansion joints or galv anized
768 surfaces found by the Engineer, as a result of the cleaning and painting operation shall be repaired and/or replaced, to the satisfaction of the Engineer, at the Contractor’s expense.
688.4.3 -Paint Application Requirements: Painting shall be in a ccordance with Section 688.2.3.3.
688.4.4 -Painting Sequence: Painting shall be in accordance with Section 688.3.4.
688.4.5 -Vegetation: - Shall be in accordance with Section 688.3.5
688.4.6 -Utilities: Shall be in accordance with Section 107.17, Con tractor Responsibility for Utility Property and Services or any other applicable sections of Section 107.
688.5 -FIELD PAINTING OF SHOP PRIME -COATED STEEL : 688.5.1 -General: Field painting of new shop prime coated structures: Shall include, unless otherwise specified in the contract, the preparation of the primed surface for painting, the procurement of all materials to meet the necessary specifications and the application of the coatings. In addition, the Contractor shall protect pedestrian, vehicular, and other traffic on or underneath the structure from splattering, splashing, or dripping paint. Railings, curbs and all other superstructure and substructu re shall be protected against spatters, splashes, and the like.
688.5.2 -Sheer Studs: When she ar studs are applied in the field, repair to the Prime Coat shall be completed to the satisfaction of the Engineer and prior to any and adjoining concrete work .
688.5.3 -Materials: The field coats (Intermediate and/or Top Coats) of paint shall meet the requirements of 711.22.3 and 711.22.4. Dry film thickness requirements shall be as specified by the manufacturer’s recommendations, or as specified in the contract documents. Each coat shall be a contrasting color to the previous coat. In addition, the field intercoat adhesion shall be at least 3A when tested in accordance with MP 711.00.20.
688.5.4 -Surface Preparation: Prior to field coats, surface contamination such as rust, dirt, mud, oil, concrete, loose zinc, salts, or other foreign matter shall be removed. The shop primed structurals teel shall be pressure washed, with a soluble salt remover from the division’s approved product list, at 2000 – 3000 psi. Touch up of the primer shall be in accordance with section 688.2.3.3.
688.5.5 -Paint Application Requirements: Painting shall be i n accordance with Section 688.2.3.
688.5.6 -Paint Sequence: Painting shall be in accordance with Section 688.3.4, with the exception of the Full Prime Coat and Stripe Coat. Paint containment shall be a minimum of Class 3P as specified in the currented ition of SSPC Guide 6.
688.6 -ENVIRONMENTAL, WORKER PROTECTION, AND WASTE HANDLING : 688.6.1 -General: Environmental protection shall be used when cleaning, painting, welding or cutting an existing bridge. The containment class, emission assessment methods and levels as defined by the current revision of SSPC Guide 6 shall be as stated in the contract documents. The specific pollution control system which is proposed for the complete capture,
769 containment, collection, and disposal of the “spent material” generated by the work shall be included in the plan.
688.6.2 –Permits for Disposal of “Spent Mater ial”: Shall be in accordance with Section 107.2, Permits, Licenses, and Taxes or any other applicable sections of Section 107 . The “spent material” shall not be disposed of until authorized by the Engineer and in no case shall “spent material” be allowed to accumulate longer than 90 days prior to transport.
688.6.2.1 -“Spent Material”: This shall include material generated by surface preparation operations and shall be sampled and tested in accordance with the current revision of SSPC Guide 7 The Con tractor shall, at the Contractor’s expense, select a laboratory that will sample and analyze the “spent materials”. The laboratory must be certified by the WVDEP, EPA or by another state’s DEP -equivalent. Certification will be provided to the Engineer pr ior to the beginning of work. The waste transporter for both hazardous and non -hazardous waste will be listed on the Contractor’s Containment/Disposal Control Plan.
688.6.3 -Additional Requirements For All Classes Of Containment : Contractor will provide ground covers beneath the containment area and all equipment where spills are possible to capture inadvertent spills or leaks of debris. Extend the covers a minimum of five
per shift, or as directed by the Engineer. If the ground beneath the structure serves as the base of the containment, install and maintain air and dust impenetrable materials such as solid plywood panels or flexible materials such as tarpaul ins. Provide explosion –proof lighting inside containment for all paint application. Maintain a minimum of ten (10) foot-candles for surface preparation and painting, and a minimum of thirty ( 30) foot-candles for inspection. Water booms shall be used to contain inadvertent releases of debris unless prohibited by navigation lanes. In these cases, a boat with a skimmer shall be available to collect fugitive materials. Remove all project -related debris from the surface of the water or from the stream sedim ent at the end of each working day at a minimum unless directed otherwise by the Engineer.
688.6.4 -Temporary Waste Storage: The Division (WVDOH) will obtain a provisional
The location of the temporary waste storage site at the project shall be noted in the Contractor’s Containment/Disposal Control Plan. This location must be approved by the Division prior to beginning work.
688.6.5 -Worker Protection: Shall be in accordance with Section 107.7, Public Convenience and Safety, or any other applicable sections of Section 107. The Contractor shall have a Certified Industrial Hygienist (CIH) develop, review and approve their written compliance pl an. The CIH shall be certified by the American Board of Industrial Hygiene. The CIH, or a technician working under the direction of the CIH, shall be present during the first three days of work and at least twice a month thereafter. The CIH shall certif y in writing during the first week of work and at the end of the work that the worker protection plan fully complied with all regulations and that the plans were fully implanted. Daily inspections of the work area shall be made by the project “competent p erson”. The Contractor shall have identified the “competent person” by name in both the CIH’s written compliance plan and the
770 Contractor’s Containment/Disposal Control Plan. The compliance plan shall also include the “competent person’s” qualifications a nd the frequency of inspections to be taken. The CIH requirements will not apply to those zone painting projects where only SP 2 and SP 3 surface preparation is being done.
688.6.6 -Division Employee Worker Protection: The Contractor shall provide respiratory protection and protective clothing and other necessary equipment for up to 2 Division employees at each site.
688.7 -METHOD OF MEASUREMENT : The unit of measurement for “Clean a nd Paint Existing Steel Bridges”, "Containment and Disposal of Spent Material", “Field Painting of Shop Primed Steel” shall be lump sum. The unit of measurement for “Zone Cleaning and Painting Steel Bridges” shall be square foot.
688.8 -BASIS OF PAYMENT : Basis of Payment for “Clean and Paint Existing Steel Bridges”, "Containment and Disposal of Spent Material", “Field Painting of Shop Primed Steel” shall be lump sum price bid. “Zone Cleani ng and Painting Steel Bridge” shall be square foot price bid. The cost for the items listed below, which price and payment shall be full compensation for furnishing all the materials and doing all the work herein prescribed in workmanlike and acceptable m anner, including all labor, tools, equipment, supplies and incidentals necessary to complete the work.
688.9 -PAY ITEMS : ITEM DESCRIPTION UNIT 688001 -* Clean and Paint Existing Steel Bridge Lump Sum 688003 -* Containment and Disposal of Spent Material Lump Sum 688005 -* Zone Cleaning and Painting Steel Bridge Square Foot 688007 -* Field Painting of Shop Primed Steel Lump Sum
* Sequence number
771 SECTION 690 SURFACE PREPARATION AND POWDER COATING OF NEW GALVANIZED STEEL FOR HIGHWAY SIGNING AND LIGHTING STRUCTURES
690.1 -GENERAL : 690.1.1 -Purpose and Scope: This Specification provides the material and workmanship requirements for the surface preparation and powder coating of new galvanized steel surfaces. The work consists of surface preparation and application of the powder coating system.
690.1.2 -Reference Standards: The latest edition of the following standards and regulations form a part of this specification.
Coatings on Iron and Steel Products
and Steel Hardware
Cadmium Surfaces
Air
Gages
or Eddy -Current (Electromagnetic) Test Methods
Thickness.
Painting Structural Steel.
690.2 -PRODUCTS : 690.2.1 -Hot-Dip Galvanized Materials: Material to be powder coated is required to be Hot-Dip galvanized as described in ASTM A123 and A153.
690.2.2 -Hot-Dip Galvanizing Requirements: Water quenching or chromate conversion coating shall be avoided as these processes interfere with paint adhesion and surface preparation. Testing for the presence of chromate coatings in accordance with ASTM B201 can be conducted if necessary.