1019.02 GEOCOMPOSITE DRAINAG E SYSTEMS. The
geocomposite fabric drain shall consist of a nonwoven geotextile fabric and a core as specified below with the geotextile completely enveloping the core. Fittings shall be as recommended by the manufacturer. The geotextile fabric shall be sufficiently secured to the core to prevent separation of the geotextile fabric and intrusion of the backfill material during installation. The geocomposite drainage system shall be from the Approved Materials List.
1019.02.1 Geotextile Fabric: The fabric shall meet the
requirements for Class B, C, or D geotextile fabric of 1019.01 with the following modifications: Property Test Method Requirements Elongation, %, Min. ASTM D4632 20 Sewn Seam Strength (Fabric to Fabric), kN/m width, Min. ASTM D4437 2600
1019.02.2 Cores for Wall Drains (Single Sided): The core
shall be a flexible, solid -backed, rectangular design made of a polyolefin material not sensitive to moisture. The geocomposite design shall allow drainage of water from one side only. The core shall con sist of supports having a minimum height of 5/16 inch upon which the fabric shall be securely fastened. The cross section open area of the core which will allow the passage of water shall be a minimum of 40 percent. The core shall meet the following requi rements:
1019.02 GEOCOMPOSITE DRAINAG E SYSTEMS. The
geocomposite fabric drain shall consist of a nonwoven geotextile fabric and a core as specified below with the geotextile completely enveloping the core. Fittings shall be as recommended by the manufacturer. The geotextile fabric shall be sufficiently secured to the core to prevent separation of the geotextile fabric and intrusion of the backfill material during installation. The geocomposite drainage system shall be from the Approved Materials List.
1019.02.1 Geotextile Fabric: The fabric shall meet the
requirements for Class B, C, or D geotextile fabric of 1019.01 with the following modifications: Property Test Method Requirements Elongation, %, Min. ASTM D4632 20 Sewn Seam Strength (Fabric to Fabric), kN/m width, Min. ASTM D4437 2600
1019.02.2 Cores for Wall Drains (Single Sided): The core
shall be a flexible, solid -backed, rectangular design made of a polyolefin material not sensitive to moisture. The geocomposite design shall allow drainage of water from one side only. The core shall con sist of supports having a minimum height of 5/16 inch upon which the fabric shall be securely fastened. The cross section open area of the core which will allow the passage of water shall be a minimum of 40 percent. The core shall meet the following requi rements:
1019.02 GEOCOMPOSITE DRAINAG E SYSTEMS. The
geocomposite fabric drain shall consist of a nonwoven geotextile fabric and a core as specified below with the geotextile completely enveloping the core. Fittings shall be as recommended by the manufacturer. The geotextile fabric shall be sufficiently secured to the core to prevent separation of the geotextile fabric and intrusion of the backfill material during installation. The geocomposite drainage system shall be from the Approved Materials List.
1019.02.1 Geotextile Fabric: The fabric shall meet the
requirements for Class B, C, or D geotextile fabric of 1019.01 with the following modifications: Property Test Method Requirements Elongation, %, Min. ASTM D4632 20 Sewn Seam Strength (Fabric to Fabric), kN/m width, Min. ASTM D4437 2600
1019.02.2 Cores for Wall Drains (Single Sided): The core
shall be a flexible, solid -backed, rectangular design made of a polyolefin material not sensitive to moisture. The geocomposite design shall allow drainage of water from one side only. The core shall con sist of supports having a minimum height of 5/16 inch upon which the fabric shall be securely fastened. The cross section open area of the core which will allow the passage of water shall be a minimum of 40 percent. The core shall meet the following requi rements: Property Test Method Requirements Compressive Strength, kPa @ 20% Max. Deflection, Min. ASTM D1621 380
1019.03 PAVING FABRIC. In addition to the specifications for Class B
or C geotextile fabric of 1019.01 , the paving fabric shall also comply with the following requirements: Property Test Method Requirements Asphalt Retention, L/sq m AASHTO M 288 0.9 Change in Area at 135°C, %, Max. AASHTO M 288 15.0 Section 1020 Traffic Signals
1020.01 Traffic Signal Heads .
1020.01.1 General Requirements: Traffic signal sections, beacon
sections, and pedestrian signal sections shall be of the adjustable type. Materials and construction of each section shall be the same. Signals shall be constructed with 12 -inch lenses in accordance with the plans. Signal sections can be polycarbonate or aluminum. All signal sections, visors and associated brackets shall be black color. Aluminum sections shall be finished both inside and out with a thick, black powder coating or with two (2) coats of high grade black enamel. Each coat shall be independently baked to resist peeling and chipping. Edges shall be deburred and smooth with no sharp edges.
1020.01.2 Housing, Housing Doors, and Visors: Only
Traffic Signal Heads on the Traffic Operations Approved Products List will be accepted.
1020.01.2 1 Optical Unit for Programmable Head: The
optical unit shall include a light emitting diode (LED). The optical unit and visor shall be designed as a unit to e liminate the return of outside sunlight from entering the unit from above the horizontal (known as sun phantom). The optical unit shall be designed and assembled so that no light can escape from one indication to another.
1020.01.2 2 12-Inch LED Traffic Signal Module (Mast Arm
and Span Wire Mount): Only 12 -Inch LED Traffic Signal Lamp Units on the Traffic Operations Approved Products List will be accepted.
1020.01.3 Pedestrian Signals: Only LED Countdown Pedestrian
Signal Heads (LED modul es and housings) listed on the Traffic Operations Approved Products List will be accepted.
1020.01.4 Brackets: Brackets for the assembly of 2 -way, 3 -way,
and 4 -way signal sections shall have the center of the attachment points arranged on a 8 -inch radius. Attac hment to signal head shall be made with 1 1/2 -inch conduit or 3 -bolt type fittings with a bolt length 1 1/2 inches. Fittings at the center of the bracket shall have a removable lower plate for access to the wireway. Section 1020 Traffic Signals
1020.01 Traffic Signal Heads .
1020.01.1 General Requirements: Traffic signal sections, beacon
sections, and pedestrian signal sections shall be of the adjustable type. Materials and construction of each section shall be the same. Signals shall be constructed with 12 -inch lenses in accordance with the plans. Signal sections can be polycarbonate or aluminum. All signal sections, visors and associated brackets shall be black color. Aluminum sections shall be finished both inside and out with a thick, black powder coating or with two (2) coats of high grade black enamel. Each coat shall be independently baked to resist peeling and chipping. Edges shall be deburred and smooth with no sharp edges.
1020.01.2 Housing, Housing Doors, and Visors: Only
Traffic Signal Heads on the Traffic Operations Approved Products List will be accepted.
1020.01.2 1 Optical Unit for Programmable Head: The
optical unit shall include a light emitting diode (LED). The optical unit and visor shall be designed as a unit to e liminate the return of outside sunlight from entering the unit from above the horizontal (known as sun phantom). The optical unit shall be designed and assembled so that no light can escape from one indication to another.
1020.01.2 2 12-Inch LED Traffic Signal Module (Mast Arm
and Span Wire Mount): Only 12 -Inch LED Traffic Signal Lamp Units on the Traffic Operations Approved Products List will be accepted.
1020.01.3 Pedestrian Signals: Only LED Countdown Pedestrian
Signal Heads (LED modul es and housings) listed on the Traffic Operations Approved Products List will be accepted.
1020.01.4 Brackets: Brackets for the assembly of 2 -way, 3 -way,
and 4 -way signal sections shall have the center of the attachment points arranged on a 8 -inch radius. Attac hment to signal head shall be made with 1 1/2 -inch conduit or 3 -bolt type fittings with a bolt length 1 1/2 inches. Fittings at the center of the bracket shall have a removable lower plate for access to the wireway. Section 1020 Traffic Signals
1020.01 Traffic Signal Heads .
1020.01.1 General Requirements: Traffic signal sections, beacon
sections, and pedestrian signal sections shall be of the adjustable type. Materials and construction of each section shall be the same. Signals shall be constructed with 12 -inch lenses in accordance with the plans. Signal sections can be polycarbonate or aluminum. All signal sections, visors and associated brackets shall be black color. Aluminum sections shall be finished both inside and out with a thick, black powder coating or with two (2) coats of high grade black enamel. Each coat shall be independently baked to resist peeling and chipping. Edges shall be deburred and smooth with no sharp edges.
1020.01.2 Housing, Housing Doors, and Visors: Only
Traffic Signal Heads on the Traffic Operations Approved Products List will be accepted.
1020.01.2 1 Optical Unit for Programmable Head: The
optical unit shall include a light emitting diode (LED). The optical unit and visor shall be designed as a unit to e liminate the return of outside sunlight from entering the unit from above the horizontal (known as sun phantom). The optical unit shall be designed and assembled so that no light can escape from one indication to another.
1020.01.2 2 12-Inch LED Traffic Signal Module (Mast Arm
and Span Wire Mount): Only 12 -Inch LED Traffic Signal Lamp Units on the Traffic Operations Approved Products List will be accepted.
1020.01.3 Pedestrian Signals: Only LED Countdown Pedestrian
Signal Heads (LED modul es and housings) listed on the Traffic Operations Approved Products List will be accepted.
1020.01.4 Brackets: Brackets for the assembly of 2 -way, 3 -way,
and 4 -way signal sections shall have the center of the attachment points arranged on a 8 -inch radius. Attac hment to signal head shall be made with 1 1/2 -inch conduit or 3 -bolt type fittings with a bolt length 1 1/2 inches. Fittings at the center of the bracket shall have a removable lower plate for access to the wireway. Section 1020 Traffic Signals
1020.01 Traffic Signal Heads .
1020.01.1 General Requirements: Traffic signal sections, beacon
sections, and pedestrian signal sections shall be of the adjustable type. Materials and construction of each section shall be the same. Signals shall be constructed with 12 -inch lenses in accordance with the plans. Signal sections can be polycarbonate or aluminum. All signal sections, visors and associated brackets shall be black color. Aluminum sections shall be finished both inside and out with a thick, black powder coating or with two (2) coats of high grade black enamel. Each coat shall be independently baked to resist peeling and chipping. Edges shall be deburred and smooth with no sharp edges.
1020.01.2 Housing, Housing Doors, and Visors: Only
Traffic Signal Heads on the Traffic Operations Approved Products List will be accepted.
1020.01.2 1 Optical Unit for Programmable Head: The
optical unit shall include a light emitting diode (LED). The optical unit and visor shall be designed as a unit to e liminate the return of outside sunlight from entering the unit from above the horizontal (known as sun phantom). The optical unit shall be designed and assembled so that no light can escape from one indication to another.
1020.01.2 2 12-Inch LED Traffic Signal Module (Mast Arm
and Span Wire Mount): Only 12 -Inch LED Traffic Signal Lamp Units on the Traffic Operations Approved Products List will be accepted.
1020.01.3 Pedestrian Signals: Only LED Countdown Pedestrian
Signal Heads (LED modul es and housings) listed on the Traffic Operations Approved Products List will be accepted.
1020.01.4 Brackets: Brackets for the assembly of 2 -way, 3 -way,
and 4 -way signal sections shall have the center of the attachment points arranged on a 8 -inch radius. Attac hment to signal head shall be made with 1 1/2 -inch conduit or 3 -bolt type fittings with a bolt length 1 1/2 inches. Fittings at the center of the bracket shall have a removable lower plate for access to the wireway. Section 1020 Traffic Signals
1020.01 Traffic Signal Heads .
1020.01.1 General Requirements: Traffic signal sections, beacon
sections, and pedestrian signal sections shall be of the adjustable type. Materials and construction of each section shall be the same. Signals shall be constructed with 12 -inch lenses in accordance with the plans. Signal sections can be polycarbonate or aluminum. All signal sections, visors and associated brackets shall be black color. Aluminum sections shall be finished both inside and out with a thick, black powder coating or with two (2) coats of high grade black enamel. Each coat shall be independently baked to resist peeling and chipping. Edges shall be deburred and smooth with no sharp edges.
1020.01.2 Housing, Housing Doors, and Visors: Only
Traffic Signal Heads on the Traffic Operations Approved Products List will be accepted.
1020.01.2 1 Optical Unit for Programmable Head: The
optical unit shall include a light emitting diode (LED). The optical unit and visor shall be designed as a unit to e liminate the return of outside sunlight from entering the unit from above the horizontal (known as sun phantom). The optical unit shall be designed and assembled so that no light can escape from one indication to another.
1020.01.2 2 12-Inch LED Traffic Signal Module (Mast Arm
and Span Wire Mount): Only 12 -Inch LED Traffic Signal Lamp Units on the Traffic Operations Approved Products List will be accepted.
1020.01.3 Pedestrian Signals: Only LED Countdown Pedestrian
Signal Heads (LED modul es and housings) listed on the Traffic Operations Approved Products List will be accepted.
1020.01.4 Brackets: Brackets for the assembly of 2 -way, 3 -way,
and 4 -way signal sections shall have the center of the attachment points arranged on a 8 -inch radius. Attac hment to signal head shall be made with 1 1/2 -inch conduit or 3 -bolt type fittings with a bolt length 1 1/2 inches. Fittings at the center of the bracket shall have a removable lower plate for access to the wireway. Section 1020 Traffic Signals
1020.01 Traffic Signal Heads .
1020.01.1 General Requirements: Traffic signal sections, beacon
sections, and pedestrian signal sections shall be of the adjustable type. Materials and construction of each section shall be the same. Signals shall be constructed with 12 -inch lenses in accordance with the plans. Signal sections can be polycarbonate or aluminum. All signal sections, visors and associated brackets shall be black color. Aluminum sections shall be finished both inside and out with a thick, black powder coating or with two (2) coats of high grade black enamel. Each coat shall be independently baked to resist peeling and chipping. Edges shall be deburred and smooth with no sharp edges.
1020.01.2 Housing, Housing Doors, and Visors: Only
Traffic Signal Heads on the Traffic Operations Approved Products List will be accepted.
1020.01.2 1 Optical Unit for Programmable Head: The
optical unit shall include a light emitting diode (LED). The optical unit and visor shall be designed as a unit to e liminate the return of outside sunlight from entering the unit from above the horizontal (known as sun phantom). The optical unit shall be designed and assembled so that no light can escape from one indication to another.
1020.01.2 2 12-Inch LED Traffic Signal Module (Mast Arm
and Span Wire Mount): Only 12 -Inch LED Traffic Signal Lamp Units on the Traffic Operations Approved Products List will be accepted.
1020.01.3 Pedestrian Signals: Only LED Countdown Pedestrian
Signal Heads (LED modul es and housings) listed on the Traffic Operations Approved Products List will be accepted.
1020.01.4 Brackets: Brackets for the assembly of 2 -way, 3 -way,
and 4 -way signal sections shall have the center of the attachment points arranged on a 8 -inch radius. Attac hment to signal head shall be made with 1 1/2 -inch conduit or 3 -bolt type fittings with a bolt length 1 1/2 inches. Fittings at the center of the bracket shall have a removable lower plate for access to the wireway. Section 1020 Traffic Signals
1020.01 Traffic Signal Heads .
1020.01.1 General Requirements: Traffic signal sections, beacon
sections, and pedestrian signal sections shall be of the adjustable type. Materials and construction of each section shall be the same. Signals shall be constructed with 12 -inch lenses in accordance with the plans. Signal sections can be polycarbonate or aluminum. All signal sections, visors and associated brackets shall be black color. Aluminum sections shall be finished both inside and out with a thick, black powder coating or with two (2) coats of high grade black enamel. Each coat shall be independently baked to resist peeling and chipping. Edges shall be deburred and smooth with no sharp edges.
1020.01.2 Housing, Housing Doors, and Visors: Only
Traffic Signal Heads on the Traffic Operations Approved Products List will be accepted.
1020.01.2 1 Optical Unit for Programmable Head: The
optical unit shall include a light emitting diode (LED). The optical unit and visor shall be designed as a unit to e liminate the return of outside sunlight from entering the unit from above the horizontal (known as sun phantom). The optical unit shall be designed and assembled so that no light can escape from one indication to another.
1020.01.2 2 12-Inch LED Traffic Signal Module (Mast Arm
and Span Wire Mount): Only 12 -Inch LED Traffic Signal Lamp Units on the Traffic Operations Approved Products List will be accepted.
1020.01.3 Pedestrian Signals: Only LED Countdown Pedestrian
Signal Heads (LED modul es and housings) listed on the Traffic Operations Approved Products List will be accepted.
1020.01.4 Brackets: Brackets for the assembly of 2 -way, 3 -way,
and 4 -way signal sections shall have the center of the attachment points arranged on a 8 -inch radius. Attac hment to signal head shall be made with 1 1/2 -inch conduit or 3 -bolt type fittings with a bolt length 1 1/2 inches. Fittings at the center of the bracket shall have a removable lower plate for access to the wireway. Section 1020 Traffic Signals
1020.01 Traffic Signal Heads .
1020.01.1 General Requirements: Traffic signal sections, beacon
sections, and pedestrian signal sections shall be of the adjustable type. Materials and construction of each section shall be the same. Signals shall be constructed with 12 -inch lenses in accordance with the plans. Signal sections can be polycarbonate or aluminum. All signal sections, visors and associated brackets shall be black color. Aluminum sections shall be finished both inside and out with a thick, black powder coating or with two (2) coats of high grade black enamel. Each coat shall be independently baked to resist peeling and chipping. Edges shall be deburred and smooth with no sharp edges.
1020.01.2 Housing, Housing Doors, and Visors: Only
Traffic Signal Heads on the Traffic Operations Approved Products List will be accepted.
1020.01.2 1 Optical Unit for Programmable Head: The
optical unit shall include a light emitting diode (LED). The optical unit and visor shall be designed as a unit to e liminate the return of outside sunlight from entering the unit from above the horizontal (known as sun phantom). The optical unit shall be designed and assembled so that no light can escape from one indication to another.
1020.01.2 2 12-Inch LED Traffic Signal Module (Mast Arm
and Span Wire Mount): Only 12 -Inch LED Traffic Signal Lamp Units on the Traffic Operations Approved Products List will be accepted.
1020.01.3 Pedestrian Signals: Only LED Countdown Pedestrian
Signal Heads (LED modul es and housings) listed on the Traffic Operations Approved Products List will be accepted.
1020.01.4 Brackets: Brackets for the assembly of 2 -way, 3 -way,
and 4 -way signal sections shall have the center of the attachment points arranged on a 8 -inch radius. Attac hment to signal head shall be made with 1 1/2 -inch conduit or 3 -bolt type fittings with a bolt length 1 1/2 inches. Fittings at the center of the bracket shall have a removable lower plate for access to the wireway. The bracket at the supported end of the signal section shall be 1 1/2 -inch conduit for wiring and a fitting with cover for access to the wire -way. The bracket at the opposite end of the section may be either the same as the top or solid. A set screw engaging a drilled hole shall be provided a t each joint on the bracket where conduit type joints are used or an equivalent locking device shall be provided. The attachment point for mounting on the bracket shall be a 2 -inch opening. When slip -fit is used, the section shall come complete with the necessary nuts and washers for 1 1/2 -inch conduit. Provisions shall be made for a positive lock to prevent accidental bracket rotation. Locking may be accomplished by means of serrations, detents, set screws, or similar devices. Friction locking will not be acceptable. An acceptable alternative to the 1 1/2-inch conduit will be a tri -stud type fitting with washer. Tri -stud length shall be 1 1/2 inches. Unused openings of signal sections shall be closed with a standard waterproof plug for a 1 1/2 -inch op ening. The minimum length of the plug shall be 1 1/2 -inches. The exposed portions of plugs shall be painted to match the color of the signal heads. Carbon steel components shall be galvanized in accordance with ASTM A153. Apply paint or powder coat to ma tch the color of the signal heads.
1020.01.5 Signal Mounts: Signal sections and beacon sections
shall be as shown on the plans and shall be suitable for one of the following standard mounts. The type mount for each will be specified in the plans.
1020.01.5 1 Support Cable Mo unt: Support cable mounted
signals shall come with a disconnect hanger and clamp described in
1020.07 Signs shall be mounted with a Span Wire Sign Bracket
approved on the Traffic Operation Approved Product List.
1020.01.5 2 Pedestal Mount: Pedestal mounts sh all be
furnished with a slip fitting for placement on a 4 -inch inside diameter pipe pedestal having set screws for correct alignment of the signal. Provisions for the entrance of signal cables shall be incorporated into the design of the