4183.01DESCRIPTION
These specifications cover pavement marking tape and two types of fast dry traffic paint: VOC compliant solvent borne, and waterborne. Article 2527.03, A, 2, lists the temperature and date restrictions for the use of these paints. 4183.02
A.
B.
FAST DRY, VOLATILE ORGANIC CONTENT COMPLIANT, SOLVENT BORNE TRAFFIC PAINT. General Requirements. 1.
This paint is intended for use in the early and late part of the construction season when the temperature is too cold for waterborne traffic paint.
2.
Use a VOC compliant solvent borne paint that: • Is capable of being heated and spray applied up to a temperature of 122°F without damaging the paint or the striping equipment. • Is not damaged or deteriorated when reheated or if held under heated conditions for 6 hours. • Provides proper anchorage and refraction for glass beads when the beads are applied at a rate of 6 pounds of beads per gallon of paint. • Shows no evidence of excessive settling, gelling, skinning, spoilage or livering upon storage in sealed containers within a 12 month period in the sealed delivery container.
Specific Requirements. 1.
Composition. Use VOC compliant solvent borne paint with a volatile organic content of 1.25 pounds per gallon or less. Ensure yellow pigment is free from lead, chrome, and other heavy metals as defined by the EPA.
1) Titanium Dioxide: comply with the latest revision of the specification for titanium dioxide pigments, ASTM D 476, Type II, Rutile. 2) Organic Yellow: pigment yellow C.I. #75 or pigment yellow C.I. #200. 3) Calcium Carbonate: comply with the latest revision of the specification for calcium carbonate pigments, ASTM D 1199, Type GC, Grade I with minimum of 95% calcium carbonate. 4) Magnesium Silicate: comply with the latest revision of the specification for magnesium silicate pigments, ASTM D 605. 5) Silica: at least 99.5% SiO2 in the 30 to 40 micron size range. 6) Yellow Iron Oxide: meet the latest revision of ASTM D 768. 7) Rheological Additives: one of the following self-activating organic clays: Benton SD-2 NL Chemicals, Inc. Claytone APA or HY Southern Clay Products
4183.02
Traffic Paints and Pavement Markings
Tixogel MP-250 b.
United Catalyst, Inc.
Vehicle Constituents. 1) Resins: acrylic copolymer. Use either of the two listed in Tables 4183.02-1 and 4183.02-2 or any combination of the two to achieve the desired properties:
Table 4183.02-1: Resin 1 Poly (methyl methacrylate/n-butyl methacrylate/methacrylic acid) [MMA/NBMA] Appearance White, non-dusting beads Percent Nonvolatiles
98.5% minimum
Acid Value (mgKOH/g)
3.0 maximum
Molecular Weight
60,000
Glass Transition Temperature
122ºF
Properties of Solution (40% by weight in toluene)
Color (Gardner)
2 maximum
Viscosity @ 77°F
300 - 400 cps
Table 4183.02-2: Resin 2 I-butyl methacrylate-diethyl aminoethyl methacrylate copolymer Appearance White, non-dusting beads Percent Nonvolatiles
99.0% minimum
Acid Value (mgKOH/g)
0.7 - 1.7
Molecular Weight
60,000
Glass Transition Temperature
122°F
Viscosity (40% by weight in toluene) @ 77°F
300 - 400 cps
Color, Gardner (20% by weight in toluene)
2 maximum
2) 3) 4) 5)
2.
Soya Lecithin: of suitable quality for use in the manufacturing of paint. Acetone: comply with the latest revision of the specification for acetone ASTM D 329. Plasticizer: Dioctal Phthalate or other suitable plasticizer giving similar results. Chlorinated Paraffin: comply with the latest revision of Military Specification MIL C-429, Type I.
Formulation Guide for White Paint. Table 4183.02-3: Formulation Guide Pounds Dioctal Phthalate Xylene 60 Acetone 270 Soya Lecithin Chlorinated Parffin Anti-Skin Agent Acrylic Copolymer 170 Anti-Settle Agent
Traffic Paints and Pavement Markings
Calcium Carbonate Magnesium Silicate Silica Titanium Dioxide Total
3.
4183.02
400 50 100 100 1201
White Control Tolerances.
Property
Table 4183.02-4: Tolerances Value
Test Method
Viscosity, KU
75 - 90
ASTM D 562
Density
11.90± 0.2 lb/gal
Federal Test 141-4271
Reflectance
83% minimum
ASTM E 1349
Dry Opacity @ 6 mils wet
0.95 minimum
Federal Test 141-4121
Dry to no pick-up @ 6 mils wet
4 minutes maximum
ASTM D 711
Total Solids
71% minimum
Federal Test 141-4041
Percent Pigment
53 - 57%
Federal Test 141-4021
Non-volatile vehicle
37% minimum
Federal Test 141-4053
Hegman Grind
2 minimum
ASTM D 1210
4.
Yellow Formulation Guide. Table 4183.02-5: Formulation Guide Pounds Dioctal Phthalate Xylene 60 Acetone 270 Soya Lecithin Chlorinated Paraffin Anti-Skin Agent Acrylic Copolymer 170 Anti-Settle Agent Calcium Carbonate 400 Magnesium Silicate 50 Yellow Iron Oxide Titanium Oxide Organic Yellow Silica 100 Total 1166
5.
Yellow Control Tolerances.
Property
Table 4183.02-6: Tolerances Value
Test Method
Viscosity, KU
80 - 90
ASTM D 562
Density
11.5 ± 0.2 lb/gal
Federal Test 1414271
4183.02
Traffic Paints and Pavement Markings
Reflectance
50% minimum 59% maximum
Dry Opacity @ 6 mils wet
0.92 minimum
Dry to no pick-up @ 6 mils wet
4 minutes maximum
Total Solids
70% minimum
Percent Pigment
50 - 55%
Non-volatile vehicle
37% minimum
Hegman Grind Color @ 2 degree Observer, Illuminant C, 45/0 or 0/45 geometry.
2 minimum
6.
C.
x 0.4706 - 0.5307 y 0.4282 - 0.4828
ASTM E 1349 Federal Test 1414121 ASTM D 711 Federal Test 1414041 Federal Test 1414021 Federal Test 1414053 ASTM D 1210 ASTM E 1164
Volatile Organic Content. Ensure the volatile organic content of the finished paint contains less than 1.25 pounds of volatile organic matter per gallon of total nonvolatile paint material according to ASTM D 3960.
Field Service Requirements. 1.
Paint Pigment.
does not become granular or curdled.
wetted, soft mass permitting the complete and easy vertical penetration of a paddle. Settled pigment is to be easily redispersed with minimum resistance to the sideways manual motion of the paddle across the bottom of the container, to form a smooth uniform product of the proper consistency.
excessive pigment settlement as described above, or any other cause.
2.
Specified Properties.
freezing, outside storage conditions for 12 months after acceptance and delivery.
incurred in replacing paint that is unfit for use.
months from the date of acceptance and delivery.
3.
Glass Spheres. Ensure the glass spheres for use in VOC compliant, solvent borne traffic paint are uncoated and meet the requirements of Section 4184.
Traffic Paints and Pavement Markings
D.
Inspection and Acceptance. Comply with Materials I.M. 483.03 for inspection and acceptance of paint.
4183.03 A.
B.
4183.03
FAST DRY WATERBORNE TRAFFIC PAINTS. General Requirements. 1.
Use paint that:
of 140°F without damaging the formulation or serviceability of the product and the traffic striping equipment.
heated conditions for 6 hours.
beads are applied at the rate of 6 pounds per gallon.
spoilage, or livering upon storage in sealed containers under normal above freezing temperatures within a 12 month period in the sealed delivery container.
2.
When the air temperature is below the freezing point (32°F (0°C)), ship or store the paint in an insulated vehicle or storage building with heating capability to ensure the inside temperature is held above freezing.
Specific Requirements. 1.
Composition. The composition of the paint is left to the discretion of the manufacturer as long as the finished product meets the following requirements and applicable Federal, State, or local regulations for products of this type.
Percent pigment by weight of the finished product to be from 45.0% to 55.0% by weight for white and 55.0% to 58.0% by weight for yellow as tested by ASTM D 3723.
Composed of 100% acrylic emulsion polymer (per Materials I.M.
483.03) or approved equal that allow finished paint products to
meet all other areas of the specifications.
1) No less than 43.0% by weight for white paint and no less than 45.0% by weight for yellow paint. 2) Use the the following formula for calculating nonvolatile vehicle (NVV): NVV= (N-P)/(100-P) Where: N = the percent by weight of non-volatiles as determined by ASTM D 2369
4183.03
Traffic Paints and Pavement Markings
P = the percent weight of pigment as determined by ASTM D 3723 d.
e.
f.
2.
Volatile Organic Compounds. Not to exceed 1.25 pounds per gallon excluding water and VOC exempt solvents. Use ASTM D 3960 to determine the level of VOCs. Flash Point. Closed cup flash point is to be no less than 100°F as tested by ASTM D 56. Density. A minimum of 12 pounds per gallon, with the density of the production batches not varying by more than ± 0.2 pounds per gallon from the density of the qualification samples. Use ASTM D 1475 to measure density.
Laboratory Test Requirements.
1) For white, the color after drying is to be a flat white, free from tint, furnishing good opacity and visibility under both daylight and artificial light. 2) For yellow, the color is to be within the following CIE chromaticity limits when measured with an instrument having a 2 degree observer, using a standard C illuminant, and 45/0 or 0/45 geometry. Table 4183.03-1: CIE Chromaticity Limits CIE Data Limits Y x Minimum Maximum
3) b.
c.
d.
e.
0.5400 0.5910
0.462 0.501
y 0.428 0.455
The yellow color chip with chromaticity readings can be obtained from the Office of Materials for correlation. Viscosity. 1) For white: no less than 80 or no greater than 90 Krebs Units at 77°F. 2) For yellow: no less than 75 Kreb Units or no greater than 85 Krebs Units at 77°F. 3) Use ASTM D 562 to measure viscosity. No-Pick-Up Time. 1) Less than 5 minutes. 2) Test according to the requirements of ASTM D 711, except with a test stripe having a wet film thickness of 6 mils as measured by an Interchemical et film thickness gage and no air movement. Directional Reflectance (without Glass Spheres). 1) For white: 84.0% minimum. 2) For yellow: 50.7% minimum. Dry Opacity. 1) For white: a minimum contrast ratio of 0.955 2) For yellow: a minimum contrast ratio of 0.930.
Traffic Paints and Pavement Markings
4183.05
3)
f.
g.
C.
Test according to the requirements of Federal Test 141a Method 4121. Use a test stripe with a wet film thickness of 7 mil as measured by an Interchemical Wet Film Thickness Gage. Flexibility. No cracking or flaking shows when tested according to Federal Specification TT-P-1952b. Pigment Particle Size. Grind of no less than 3 on a Hegman Grind Gage when measured according to ASTM D 1210.
3.
Field Service Requirements.
1) Use well ground pigment properly dispersed in the vehicle. 2) Ensure the pigment does not cake or thicken in the container, and does not become granular or curdled. 3) If pigment settles in the paint, the result is to be a thoroughly wetted, soft mass permitting the complete and easy vertical penetration of a paddle. Settled pigment is to be easily redispersed with minimum resistance to the sideways manual motion of the paddle across the bottom of the container, to form a smooth uniform product of the proper consistency. 4) Do not use paint that cannot be easily redispersed as a result of excessive pigment settlement as described above, or any other cause.
1) Ensure the paint retains all specified properties under normal above freezing, outside storage conditions for 12 months after acceptance and delivery. 2) The vendor is responsible for all costs and transportation charges incurred in replacing paint that is unfit for use. 3) Ensure replacement paint properties remain satisfactory for 12 months from date of acceptance and delivery.
4.
Packaging and Marking.
weight, the lot number, producer's name, the date of manufacture, and the type of paint.
77°F as specified in the contract documents.
Inspection and Acceptance. Comply with Materials I.M. 483.03 for inspection and acceptance of paint.
4183.04DURABLE PAINT PAVEMENT MARKINGS
Meet the requirements of Materials I.M. 483.04. 4183.05
TESTING AND ACCEPTANCE.
4183.06
Traffic Paints and Pavement Markings
A.
Ensure the latest methods prescribed by ASTM, Federal Test Method Standard No. 141, or other recognized standard methods are used to test the ingredients and paints.
B.
Infrared spectroscopy, gas chromatography, and x-ray spectroscopy may be used to confirm vehicle composition.
C.
The material will be accepted if, upon analysis, the composition of ingredients of paint is found to be within ± 1% of the specified percentages.
4183.06 A.
PAVEMENT MARKING TAPE. Wet, Retroflective Removable Tape Markings. Comply with Materials I.M. 483.06 and meet the following requirements: 1.
Ensure film is free of lead, chrome, and other heavy metals as defined by the EPA.
2.
Precoat markings with pressure sensitive adhesive capable of adhering to the pavement at temperatures as low as 50°F in accordance with the manufacturer's recommendations.
3.
Retroreflectance.
retroreflectance values as shown in Table 4183.06-1 under dry, wet, and rainy conditions.
of wetness" according to ASTM E 2177.
of continuous wetting" (simulated rain) according to ASTM E 2832. Table 4183.06-1: Expected Initial RL under dry, wet, and rainy conditions WHITE Entrance Angle Observation Angle Retroreflected Luminance RL [(mcd • ft-2) • fc-1] YELLOW
Dry, Wet, & Rainy
88.76degrees
1.05 degrees 150 Dry, Wet, & Rainy
Entrance Angle Observation Angle
degrees
1.05 degrees
Retroreflected Luminance RL [(mcd • ft-2) • fc-1]
100
4.
Removability. Pavement markings shall be removable from the pavement intact or in large pieces, at temperatures above freezing without the use of heat, solvents, grinding, or blasting; and with no permanent scarring of the roadway surface.
5.
Patchability. Pavement marking material shall be capable of being patched in
Traffic Paints and Pavement Markings
4183.06
accordance with manufacturer's instructions. B.
Regular Marking Tape. Comply with Materials I.M. 483.06 and meet the following requirements: 1.
Thickness. Average thickness of the film, including glass spheres, no less than 15 mils or more than 50 mils.
2.
Retroreflectance. For white or yellow tapes, meet the following initial minimum retroreflectance values at 1.05 degree observation angle and 88.76 degree entrance angle, measured by a LTL 2000 retroreflectometer: Specific luminance, mcd/sq.ft./ft.-cdl.
C.
E.
Yellow 325
Preformed Polymer Marking Material. Comply with Materials I.M. 483.06 and meet the following requirements: 1.
Color. White or yellow, complying with standard highway markings.
2.
Thickness. Marking film thickness from 60 mils to 90 mils, as measured to include adhesive and glass beads.
3.
Retroreflectance. For white or yellow tapes, meet the following initial minimum retroreflectance values at 1.05 degree observation angle and 88.76 degree entrance angle, measured by a LTL 2000 retroreflectometer. Specific luminance, mcd/sq.ft./ft.-cdl.
D.
White 550
White 325
Yellow 150
Removable, Preformed, Nonreflective Tape. Comply with Materials I.M. 483.06 and meet the following requirements: 1.
Color. Dark grey or black in order to blend with the pavement surface color.
2.
Thickness. Average film thickness no less than 30 mils.
3.
Reflectance. No nighttime reflective characteristics.
Profiled Pavement Marking Tape. Comply with Materials I.M. 483.06 and meet the following requirements: 1.
Color. White or yellow, complying with standard highway markings.
4184.01
Reflectorizing Spheres for Traffic Paint
2.
Thickness. Profiled surface. Thickness of the tape including glass beads no less than 30 mils or greater than 100 mils. Height of the profiles (measured from lowest point to highest point) no less than 35 mils.
3.
Retroreflectance. For white and yellow films, meet the following initial minimum retroreflectance values at 1.05 degree observation angle and 88.76 degree entrance angle, measured by a LTL 2000 retroreflectometer. Specific luminance, mcd/sq.ft./ft.-cdl.
F.
White 700
Yellow 350
Intersection Marking Tape. Intersection marking tape is intended for cross walks, gore lines, and symbols at intersections where marking tape is subjected to high shear from turning traffic. Comply with Materials I.M. 483.06 and meet the following requirements: 1.
Color. White or yellow, complying with standard highway markings.
2.
Initial Skid Resistance. Initial skid resistance a minimum of 55 British Pendulum Number (BPN) when tested according to ASTM E 303.
3.
Retroreflectance. For white or yellow tapes, meet the following initial minimum retroreflectance at 1.05 degree observation angle and 88.76 degree entrance angle, measured by a LTL 2000 retroreflectometer. Specific luminance, mcd/sq.ft./ft.-cdl.
White 150
Yellow 100