Specifications include, but are not limited to: 1.0 CART Abbreviation Actual Dimension Notes 1.1 Carts shall be equipped with one signal head containing three (3) 12” diameter LED signal lamps (Red, Amber & Green) mounted in a vertical position. 1.2 Signal heads shall be mounted on a retractable vertical upright and equipped with a manual hand crank. 1.3 Each cart shall be equipped with batteries and a slow 110-volt charger in a lockable weather-proof compartment. 1.4 Batteries shall be capable of a minimum of five (5) days of continuous operation at 72° degrees without charging. 1.5 Each cart shall be equipped with solid rubber tires and retractable handles to facilitate deployment, relocation, and removal. Each cart shall be painted highway safety orange. 1.6 Each cart shall be clearly identified with the manufacturer, serial number, and emergency phone number. 1.7 Each cart shall have an out-rigger package to provide additional stabilization. 1.8 Each cart shall be placed in trailer so carts are pushed out and pulled in the trailer. 2.0 SIGNAL HEAD Abbreviation Actual Dimension Notes 2.1 The signal head shall meet the physical display and operational requirements of conventional traffic signals as specified in part IV of the manual on uniform traffic control devices. 2.2 Signal heads shall be cast aluminum and have three (3) 12 inch diameter LED indications, conforming to ITE specifications Vehicle Traffic Control Signal Heads and NEMA standards TS1 and TS2. 2.3 Signal heads shall be equipped with visors which extend beyond the signal head a minimum of the 10 inches. 2.4 Signal heads shall have the ability to accommodate back plates. 2.5 Signal heads shall be mounted to a vertical upright at a minimum height of eight (8) feet measured from the bottom of the green indication to the road surface. 3.0 OPERATIONAL REQUIREMENTS Abbreviation Actual Dimension Notes 3.1 Each unit shall be equipped with a conflict monitoring system conforming to NEMA standards. 3.2 Each unit shall have the capability of being operated in a fixed time, traffic actuated, or manual control mode. 3.3 Fixed time mode operation option must include the ability to provide a minimum of five (5) automatic signal timing changes within a 24-hour period. 3.4 The operating system shall have the ability to control a minimum of seven (7) traffic phases. 3.5 Each unit shall require programmable green time from 1 second to 999 seconds and red times from 1 second to 999 seconds in one (1) second increments. 3.6 Each unit shall have the ability to facilitate minimum/maximum green time programming in the traffic actuation mode in a manner that will extend the green times in predetermined programmable segments. 3.7 Each unit shall be manual control, and shall not allow the operator to interrupt the programmed all red clearance times in a manner that would create conflict. 3.8 The operating system shall have the capability of facilitating standby modes of red, red flash, and yellow flash. 3.9 The operating system shall have an integrated mechanism capable of recording system malfunction including date and time of system failure. 3.10 Malfunction information shall be available in a printable format. 3.11 The operating system shall be equipped with diagnostic capabilities in the event of a system default. 3.12 That system shall have the capability in identifying the default in a manner that will expedite the return to full operational mode. 4.0 MANUAL CONTROLS Abbreviation Actual Dimension Notes 4.1 The PTS system shall be equipped with wireless manual control. 4.2 The wireless manual control system shall consist of a handheld transmitter/receiver and a control module with transmit and receive capabilities mounted to a signal within the signal setup. 4.3 The PTS system shall be capable of wireless manual control via the handheld transmitter/receiver remote unit. 4.4 One (1) handheld unit shall be capable of controlling up to eight (8) properly equipped pedestal mount portable traffic signals. Signals can be divided into smaller groups to allow for control from separate handheld remotes. 4.5 The handheld remote unit shall be capable of operating at a minimum clear line of sight distance of up to one half (½) mile from the receiver unit. 4.6 The wireless handheld remote unit shall allow the user to request green indications on a chosen phase, followed by a mandatory pre-programmed yellow and red clearance interval to prevent conflict. 4.7 The handheld remote unit shall allow the user to move to the manual handling mode and return the system to automatic operation at any time. 4.8 Mode changes shall always honor the pre-programmed yellow and red clearance time to ensure safe operation. 4.9 The handheld unit shall provide confirmation of a successfully received transmission in the form of a vibration of the handheld remote unit which shall only occur upon a successfully received signal transmission. 4.10 The wireless manual control system shall operate in the 900 MHz frequency range 4.11 The wireless system shall have a minimum of four (4) programmable operating addresses to ensure safe communications systems running in close proximity. 5.0 ACTUATION Abbreviation Actual Dimension Notes 5.1 The system shall be available with traffic actuation capabilities. 5.2 Acceptable traffic actuation system shall include microwave motion sensors. 5.3 Acceptable system shall have the capability of being operated with both a motion and true presence actuation system.
