Rev. 2-4-97
BRIDGE PAINTING
619-M-048
The Standard Specifications are revised as follows:
SECTION 619, BEGIN LINE 8 DELETE AND INSERT AS FOLLOWS:
Encapsulation Bridge Paint System | 909.03 |
Inorganic Zinc Primer | 909.02(a)1 |
Epoxy Intermediate Paint | 909.02(d)1 |
Multi-Component Inorganic Zinc Primer | 909.02(a)1b |
Organic Zinc Primer | 909.02(a)3 |
Polyurethane Finish Coat | 909.02(d)2 |
Single Component Inorganic Zinc Primer | 909.02(a)2 |
Two Component Inorganic Zinc Primer | 909.02(a)1a |
Two-Component Water Based Primer | 909.02(a)1c |
Vinyl Finish Paint | 909.02(b) |
Waterborne Finish Paint | 909.02(c) |
CONSTRUCTION REQUIREMENTS
SECTION 619, BEGIN LINE 117, DELETE AND INSERT AS FOLLOWS:
619.06 Pollution Control. Blasting materials, scrapings,
wire brushings, and paint particles shall be contained in
accordance with SSPC-Guide 61 6 (con)
Class 5 3A specifically for zinc primed
bridges, and SSPC-Guide 61 6 (con) Class 3
2A for lead primed bridges. The
SECTION 619, DELETE LINES 177 THROUGH 190.
SECTION 619, AFTER LINE 191, INSERT AS FOLLOWS:
SECTION 619, BEGIN LINE 220, DELETE AND INSERT AS FOLLOWS:
SECTION 619, AFTER LINE 250, INSERT AS FOLLOWS:
SECTION 619, BEGIN LINE 317, DELETE AND INSERT AS FOLLOWS:
SECTION 619, AFTER LINE 323, INSERT AS FOLLOWS:
SECTION 909, AFTER LINE 245, INSERT AS FOLLOWS:
Volatile Organic Compounds, ASTM D 3960 | 336 g/L max |
Volume Solids, ASTM D 2697 | 60% min |
Set-to-touch, FS 141 Method 4061.1, 25 " 1 EC | 4 hours max |
Potlife, 25 " 1 EC | 6 hours min |
Mass per liter variance from the initially approved batch, ASTM D 1475, 25 EC, | 0.060 kg/L max |
Total Solids variance from the initially approved batch, ASTM D 2369 | 3.0% max |
Color No. | Color |
14260 | Green |
15450 | Lt. Blue |
17886 | White |
17038 | Black |
13711 | Buff |
13538 | Yellow |
Specular Gloss, 60E, ASTM D 523 | 75 min |
Volume Solids, ASTM D 2697 | 60% min |
Total Solids, ASTM D 2369 | 70% min |
Volatile Organic Compounds,ASTM D 3960 | 336 g/L max |
Viscosity, ASTM D 562, | 100 Kreb Units max |
Contrast Ratio, ASTM D 2805, 127 :m wet film thickness dried 24 hours @ 25 " 2 EC on Leneta Form 2A or 2C | 0.95 min |
Set-to-touch, FS 141 Method 4061.1 25 " 2 EC, 50 " 10% Relative Humidity | 30 minutes min |
Dry Hard FS 141 Method 4061.1, 25 " 2 EC, 50 " 10% Relative Humidity | 24 hours max |
The infrared spectra of each component and of the mixed coating shall essentially match the spectrums of the initially approved batch.
3. Coating System Chemical and Resistance Requirements.
Inorganic Zinc Primer | 75 to 90 :m (3.0 to 3.5 mils) |
Organic Zinc Primer | 75 to 90 :m (3.0 to 3.5 mils) |
Epoxy Intermediate Paint | 75 to 100 :m (3.0 to 4.0 mils) |
Polyurethane Finish Coat | 65 to 90 :m (2.5 to 3.5 mils) |
Waterborne Acrylic Finish Coat | 65 to 90 :m (2.5 to 3.5 mils) |
a. A certified test report from an independent testing laboratory which provides test results for all quantitative requirements and resistance test requirement for each coating and for the coating system in these specifications. The test report shall include the manufacturer's name, brand name of each coating, formulation identification of each coating, batch numbers, beginning and ending dates of each test, date of manufacture for each coating, and the exact mass and volume ratio of each component used for mixing multiple component coatings.
b. Material safety data sheet for each coating.
c. Product data sheet for each coating. The product data sheets shall be in accordance with NEPCOAT specification criteria for protective coatings dated June 15, 1994.
d. Quality control plan which includes all aspects of the production process for each coating, starting with raw materials and concluding with the shipment of the finished products. The quality control plan shall include sampling and testing frequency and specific test used for the quality control of each product.
e. Documentation of quality assurance within the manufacturer's laboratory.
f. Performance history indicating that the specific coating system has performed successfully for a minimum of three years. The performance history shall include the name, address and telephone number of the structure owner including the name of a responsible contact person, location of the structure and dates of coating application and inspection.
(1) New products which do not have a three year field performance history may be accepted under an experimental basis. The coatings manufacturer shall provide a three year performance warranty for the coating material costs for each structure on all coating systems which are accepted on an experimental basis.
a. every seven years
b. each time there is a change in the formulation or the manufacturing process of each coating
c. if three consecutive years elapse without furnishing any of the approved coatings
d. when testing of the coating furnished indicate continual non-compliance with the specifications
e. when field evaluations indicate that the coating system does not provide the required protection to the structural steel