1018.01 WATER. Water shall be suitable for human consumption or
shall comply with the following when tested in accordance with AASHTO T 26: Percent by Weight (Max.) Alkali Solids (Organic) Solids (Inorganic) Salt (NaCl) Sugar, Oil, or Acid 0.1 0.1 0.4 0.5 0.0
1018.02 LIME. For hydrated lime and quicklime, use products from the
Approved Materials List. Comply with AASHTO M 216 with the following exceptions:
1.Maximum free moisture shall be 1.50 percent for hydrated lime.
2.Quicklime shall contain no more than 8 percent MgO by weight of total material. The quicklime shall be protected from contact with moisture prior to testing, and shall be free flowing and graded so that 100 percent will pass a 3/8 inch sieve. When the quicklime is to be used in slurry, a minimum of 95 percent shall pass the 3/4 inch sieve.
1018.03 Joint Systems for Pipe and Precast Concrete
DRAINAGE UNITS.
1018.03.1 General: All pipe joint systems and materials shall be
approved by the Materials Engineer Administrator. For source approval on all pipes exceeding 12 inches in diameter and for all concrete drainage units, joint types are determined by hydrostatic joint testing in accordance with Table 1018-1, with the modifications of 1018.03.2. Table 1018-1 Joint Type Determination Type of Pipe Test Method Concrete Pipe and Drainage Units ASTM C443 Metal Pipe AASHTO M 36 Plastic Pipe - CPEPDW AASHTO M 294 Plastic Pipe - PVCP AASHTO M 278 or ASTM D3034 Plastic Pipe - RPVCP ASTM F794 or ASTM F949
1018.03.2 Testing: Using water as the pressure medium and starting
with a straight pipe joint alignment, pipe is tested in horizontal alignment, and manholes in vertical alignment. The evaluation may be performed as a continuous test rather than considering each level individually.
1018.03.2 1 Type 1 Joints (T1): Type 1 pipe joints shall be soil
tight and shall not leak when the pipe joint assembly is filled with water.
1018.03.2 2 Type 2 Joints (T2): Type 2 pipe joints shall not
leak when subjected to 5 psi hydrostatic pressure for 10 minutes.
1018.03.2 3 Type 3 Joints (T3): Type 3 pipe joints shall not
leak when subjected to 10 psi hydrostatic pressure for 10 minutes. Also, concrete pipe shall not leak when then deflected to create a position 1/2 inch wider than the assembled position on one side and subjected to hydrostatic pressure for an additional 10 minutes. Flexible pipe shall not leak when then deflected by 5 percent of the original diameter and subjected to 10 psi hydrostatic pressure for an additional 10 minutes.
1018.04 NON-SHRINK GROUT. Non-shrink grout shall comply with
ASTM C1107 and shall be from the Approved Materials List.
1018.05 HARDWARE CLOTH. Hardware cloth shall comply with the
requirements of ASTM A740, shall have a minimum wire diameter of 0.041 inch, and shall be constructed of 1/2 inch x 1/2 inch mesh galvanized in accordance with ASTM A153.
1018.06 FORM RELEASE AGENT. Form release agent for concrete
shall be from the Approved Materials List.
1018.07 SACKS FOR SACKED CONCRETE REVETMENT. Sacks
for sacked concrete revetment shall be suitable new burlap bags. Burlap shall comply with AASHTO M 182.
1018.08 CONCRETE ANCHOR SYSTEMS. Concrete anchor systems
shall consist of mechanical anchor devices, epoxy systems or other approved methods for anchoring fasteners to hardened concrete. Use systems from the Approved Materials List.
1018.09 ROOFING PITCH. Comply with ASTM D4586.
1018.10 Mix Release Agent for Asphalt Concrete.
Mix release agent for asphalt concrete shall be from the Approved Materials List. Do not use diesel as a mix release agent.
1018.11 ELECTRICAL CONDUIT AND CONDUCTORS. Rigid
metal electrical conduit shall comply with ANSI C 80.1 or ANSI C 80.5. Electrical conductors shall comply with IPCEA Publication No. S-19-81, IPCEA Publication S-66-524, and IPCEA Publication S-61-402.
1018.12 Masonry Units.
1018.12.1 Sewer Brick: Sewer brick shall be made from clay, shale
or concrete. Brick made from clay or shale for use in junction boxes, catch basins, arches, manholes and for backings shall comply with AASHTO M 91, Manhole Brick, Grade MM. Concrete brick shall comply with ASTM C139, except that the minimum thickness of each unit shall not be less than 3 5/8 inches.
1018.12.2 Building Brick:
1.Building brick made from clay or shale for use in brick masonry shall comply with ASTM C62, Grade SW.
2.Concrete building brick for use in masonry buil dings shall comply with ASTM C55.
1018.12.3 Concrete Building Block: Concrete hollow
load-bearing building block shall comply with ASTM C90.
1018.12.4 Cellular Concrete Blocks: Cellular concrete blocks
shall be manufactured by machines employing high vibratory compaction. The blocks shall comply with ASTM C90, except the oven-dry weight of concrete shall be at least 130 pounds per cubic foot based on bulk specific gravity. Permissible block dimension variations will be as directed.
1018.13 Barricade Warning Lights.
1018.13.1 General: Unless otherwise designated in the plans,
barricade warning lights shall be Type A/C (switchable combination low- intensity flashing and steady burn), Type B (high-intensity flashing), or Type D (360-degree steady burn), and all bulbs shall be LED- type. Barricade warning lights shall be from the Approved Materials List, and comply with the MUTCD. These lights are not for warning gates or barriers for moveable bridges.
1018.13.2 Markings: Each light submitted for approval and each
light placed on a project shall have a permanently attached identification plate or other permanent markings with the following information:
1.Manufacturer's name
2.Model number
3.Type
4.Lens manufacturer and identification number
5.Circuit manufacturer and identification number
6.Bulb number
7.Minimum operating voltage required to conform to minimum intensity requirements
8.Year of manufacture
1018.13.3 Certification: Prior to installation, furnish the engineer
with the following information:
1.Material certification (Certificate of Compliance)
2.Proposed number of warning lights to be used
3.Type
4.Trade name
5.Manufacturer's name and model number The certification shall also state that each light assembly has been tested, is functioning properly and will be maintained in satisfactory working order.
1018.14 Elastomeric Bridge Bearing Pads.
1018.14.1 General: Elastomeric bridge bearing pads shall be either
plain, consisting of elastomer only, or laminated, consisting of layers of elastomer separated by non-elastic laminates. The elastomer portion of the compound used for bearings shall be 100 percent virgin chloroprene stock. Natural rubber, vulcanized rubber (natural or synthetic) or other synthetic rubber-like materials will not be acceptable. Non-elastic laminates shall be a nominal 1/16 inch thickness rolled steel sheets with a minimum yield strength of 33,000 psi. Elastomeric bridge bearing pads shall be from the Approved Materials List.
1018.14.2 Physical Properties of Elastomer: The elastomer
compound for plain and laminated bearings shall be a virgin, low temperature Grade 2, polychloroprene complying with AASHTO M 251. In addition, the pad shall comply with acceptance criteria of AASHTO M251, except that the sample quantity shall be one per lot, and the lot size shall be no more than 100 pads. All tests shall be made on the finished product. Special molded or prepared specimens, where required, shall comply with the specimen preparation requirements of the test involved. For laminated bearings, each bearing shall be subjected to an average compression test loading of 1,500 psi by the manufacturer. The performance of each bearing will be considered satisfactory if there is no visible evidence of bond failure or other damage to the bearing because of this loading. The Department may verify that pads meet this requirement by means of random testing.
1018.14.3 Manufacturing Requirements: Components of
laminated bearing pads shall be molded into an integral unit. Edges of the nonelastic laminations shall be covered by a minimum of 1/8 inch of elastomer. The laminates shall be parallel with the bottom surface of the bearing, subject to the tolerances that follow. The preparation of elastomer compound prior to placement in the mold shall be such as to result in a homogeneous, finished bearing pad free of voids, blisters, cracks, folds, cuts, non-fills and any appearance of layers or ply separation on the surface or within the pad. Plain bearing pads may be molded individually or cut to length from previously molded strips or slabs. No pads shall be formed from the lamination of previousl y cured sheets or slabs. Finish of cut surfaces shall be at least as smooth as ANSI No. 250 finish. Each bearing pad shall be marked with the manufacturer's identification number in such manner as to remain legible until the bearing pad is placed in the s tructure. This number shall identify the batch from which it was produced. A batch is defined as the quantity of compound produced from each separate mixture of ingredients.
1018.14.4 Appearance and Dimensions: The flash tolerance and
appearance shall comply with Drawing RMA F3-T.063 of the RMA Rubber Products Handbook as published by the Rubber Manufacturers Association, Inc. For both plain and laminated bearings, the permissible variations from specified dimensions and configuration shall be in accordance with AASHTO M 251. Tolerance Inches Variation from Plane Parallel to Theoretical Surface Individual Nonelastic Laminates (determined by measurements at edges of bearing) Thickness of Nonelastic Laminates ±1/8 -0, +1/16
1018.14.5 Certification: Prior to installation, furnish the Materials
Engineer Administrator with a notarized material Certificate of Analysis and a list showing:
1.Proposed number of laminated bearing pads to be used itemized by type and size.
2.Manufacturer's name and identification number.
3.State project number. The certification shall also state that each bearing pad shipped has been load tested and found to comply with these requirements. It shall also state that the steel laminates in each laminated pad are aligned as required i n
1018.14 4.
1018.15 Silt Fencing, Erosion Control Matting, and
HARDWARE.
1018.15.1 Silt Fencing: Silt fencing shall be either wire-supported
or self-supported.
1018.15.1 1 Wire-Supported Silt Fencing: Wire-supported
silt fencing shall consist of standard woven livestock wire, and minimum of 14-gage wire, a minimum of 36 inches in height with a maximum wire spacing of 6 inches. Posts shall be either wood or steel installed a minimum of 2 feet in the ground. Filter material shall be burlap weighing approximately 7 1/2 ounces per square yard, approved jute fabric or approved geotextile fabric. Geotextile fabric shall comply with Section 1019, Class F.
1018.15.1 2 Self-Supported Silt Fencing: Self-supported silt
fencing shall consist of an approved geotextile fabric suitably attached to posts of either wood or steel installed in accordance with plan details. Geotextile fabric shall comply with Section 1019, Class G.
1018.15.2 Erosion Control Matting, and Hardware: Erosion
control systems shall consist of approved hydraulically applied fiber mulch systems, or rolled erosion control products (mats) including hardware and installation plan. Use erosion control systems from the Approved Materials List. Comply with the performance requirements in Table 1018 -2 when evaluated in accordance with the Department's Qualification Procedure for er osion control systems. Table 1018-2 Erosion Control Systems Slope Protection Type1 Test Site Conditions for Evaluations Maximum Sediment Loss, lb/100 ft2 Minimum Vegetation Density, % A 3:1 Slope 7.89 B 2:1 Slope 7.89 Flexible Channel Liners Type1 Test Site Conditions for Evaluation Maximum Average Sediment Loss, lb/100 ft2 Minimum Vegetation Density, % C Shear Stress Range 0 to 2 psf D Shear Stress Range 0 to 4 psf E Shear Stress Range 0 to 6 psf F Shear Stress Range 0 to 8 psf 1Types are listed in increased order of protection within each category. The manufacturer's installation plan shall include a description of all hardware and shall comply with the installation procedure used during the evaluation of source approval. Furnish a copy of the approved installation plan with each shipment.
Referenced in this section
Sections that cite this one
Miscellaneous Materials in other states
Get an email when 1018 changes
Louisiana revises spec sections through supplementals and new editions. We check this one every week and email you the day it changes. Free, no account.
Source: Standard Specifications for Roads and Bridges, 2016 Edition. Pages 1108–1115 of 1,145. View official source ↗