2025 STANDARD SPECIFICATIONS FOR CONSTRUCTION AND MATERIALS CATEGORY 900 MATERIALS SECTION 913 — WATERPROOFING
913.00 Certification
The producer shall furnish certification as specified in TC-1.03.
913.01 Asphaltic Materials for Dampproofing and
WATERPROOFING
913.01.01 Hot Applied Asphalt. D449.
913.01.02 Cold Applied Asphalt. Meet the following when tested per MSMT 423 , Procedure A.
The material shall not contain isocyanide or any derivative of cyanide. SPECIFICATION LIMITS TEST and METHOD GRADE I GRADE II GRADE III R and B Softening Point T 53 104 – 143 F 145 – 170 F 172 – 200 F 32 F, 200 g, 60 sec 10 min 5 min 5 min 77 F, 100 g, 5 sec 30 – 100 25 – 50 20 – 40 Penetration, 0.10 mm, T 49 115 F, 50 g, 5 sec 100 min 130 max 100 max Permeability, g/cm3, max, MSMT 423 0.09 0.09 0.09 Flow test, mm, max, MSMT 423 CC 20 15 Flexibility, 60 F, MSMT 423 No peeling or loss of adhesion Imperviousness Test, MSMT 423 No pitting or discoloration Sag test, MSMT 423 No movement Grade I - Suitable for below ground and horizontal applications. Grade II - Suitable for below ground and above ground where surface temperatures do not exceed 120 F. Grade III - Suitable for below ground and above ground where surface temperatures exceed 120 F.
913.01.03 Cold Applied Asphalt Emulsion. D1227, Type II, using D2939, modified by
MSMT 423, Procedure B.
913.02 Primer for Use With Asphalt for Dampproofing and
WATERPROOFING D41.
913.03 Fabric Saturated With Asphalt for Use In
WATERPROOFING D173.
913.04 Dampproofing and Waterproofing Membrane
The adhesive side of the membrane shall be protected with a special release paper that can be easily removed for installation. The membrane shall meet the following requirements: TEST PROPERTY TEST METHOD SPECIFICATION LIMITS Grab Tensile Strength, lb/in. @ 12 in./minute rate of loading, min D5034 70 Pliability, 180° bend, 1 in. mandrel @ 20 F D146 unaffected Resistance to Puncture, lb min E154 (square mounting frame method) 40 Permeance, perm (kg/Pa · s · m2), max E96, Method B 0.1 Weight, oz/yd2 min D3776 40 Primer — as specified by the manufacturer Roll and sheet waterproofing membrane may be accepted on certification. The manufacturer shall furnish certification as specified in TC-1.03 with actual test results showing that the material meets these Specifications. 2025 STANDARD SPECIFICATIONS FOR CONSTRUCTION AND MATERIALS
913.05 Sheet Metal for Flashing
Shall be of the material and gauge specified. 913.05.01 Copper. B152 for weight per square foot and gauge.
913.05.02 Galvanized Sheets. A653, Coating Designation G90.
2025 STANDARD SPECIFICATIONS FOR CONSTRUCTION AND MATERIALS 914 — CHAIN LINK FENCE CATEGORY 900 MATERIALS SECTION 914 — CHAIN LINK FENCE
914.00 Certification
The manufacturer shall furnish certification as specified in TC-1.03. A sample of the fence fabric shall be submitted with the fabric certification.
914.01 Chain Link Fencing Fabric
Fabric shall be 2 in. mesh woven from coated No. 6 gauge wire for 6 ft and 8 ft fence and No. 9 gauge wire for 5 ft fence unless otherwise specified. The ends shall have a knuckled selvage at the bottom and a barbed selvage at the top. The fabric shall conform to M 181. Type I fabric shall meet Class D coating. Vinyl coated steel shall meet F668, Class 2B thermally fused. Vinyl color shall be warm gray or black as specified.
914.01.01 Fence Fabric for Super Silt Fence. Galvanized fabric for super silt fence shall meet
914.01, except that it shall be woven from No. 9 gauge wire having a Class C coating. The fabric shall be 42 in. high.
914.02 Tie Wires, Line Post Clips, Tension Wires, and
TENSION WIRE CLIPS M 181. The galvanized coating shall have a minimum weight of 1.2 oz/ft2. When used with aluminum coated steel fabric; these items shall be coated with aluminum at a minimum weight of 0.40 oz/ft
2.The tension wire used with polyvinyl chloride (PVC) coated steel fabric shall have the same coating thickness and color requirements as the fence fabric.
914.03 Posts, Braces, Fittings, and Hardware
M 181. When PVC coating is specified, PVC shall be thermally fused and bonded. The PVC thickness shall be 10 to 15 mil except that bolts, nuts, and washers shall be metallic coated steel. Polyester powder coating material for galvanized metal meeting 465.03.02(b) may be used in lieu of PVC. Round posts shall meet industry standards for Class1 or 2. 2025 STANDARD SPECIFICATIONS FOR CONSTRUCTION AND MATERIALS
Source: Maryland Standard Specifications for Construction and Materials, 2025 Edition. Pages 989–991 of 1,113.