RECOMMENDED APPLICATIONS: Intersection and freeway control, MAXIMUM NUMBER OF LANES/LOOPS MONITORED SIMULTANEOUSLY: 2, GENERAL DESCRIPTION OF EQUIPMENT: 4-channel inductive loop detector with loop diagnostics. These results suggest that the level of inaccuracy is being masked by the positive and negative counting errors canceling each other out. INSTALLATION TIME (Per Lane ): Approximately 4-5 hours in a permanent Loop-Piezo-Loop configuration. 76433 Alder Street Model Y/2-200-SS four-channel, 1.12-inch wide (single width) detector with solid state outputs. GENERAL DESCRIPTION OF EQUIPMENT: TDL-500 is used with inductive loops and capacitive weight sensors to provide high speed Weigh-In-Motion (WIM) data. US $9,000. In-roadway sensors are those requiring installation on, embedded in, or installation below the road surface. All three are available with both relay and solid state outputs. Please contact Reno A&E for current list of references. You can see how it works in this video from the City of Bloomington, Minnesotas YouTube page: Technicians target road locations that have little to no curve and with as few chances of interference as possible, like you might get from on-ramps, parking lots or driveways. support@diamondtraffic.com. Highway Policy Information /
This feature is useful when troubleshooting problems related to detector outputs or controller inputs. URL address: www.neverfail.com URL address: PRODUCT NAME/MODEL NUMBER: Models A (asphalt overlay), C (concrete overlay), F (cut-in application), F-38 (all previous, plus temporary), GENERAL DESCRIPTION OF EQUIPMENT: Preformed Traffic Detection Loops, SENSOR TECHNOLOGY AND CONFIGURATION: Inductive Loops, INSTALLATION TIME (Per Lane ): New pavement applications 10 minutes, existing pavement approximately 1 hour, MAXIMUM NUMBER OF LANES MONITORED SIMULTANEOUSLY: No maximum, PRODUCT CAPABILITIES/FUNCTIONS: Traffic control, preemption, volume count, speed count, intersection control, traffic jam detection, RECOMMENDED APPLICATIONS: Intersections, freeways. Loops are sequentially scanned to eliminate crosstalk. CLASSIFICATION ALGORITHMS: See attached specifications. SENSOR TECHNOLOGY AND CONFIGURATION: 2 inductive loops/lane; up to 4 lanes monitored. A relatively simple device to figure out how many vehicles are on the road. Manufacturer name: Eberle Design Inc. GENERAL DESCRIPTION OF EQUIPMENT: 4-channel inductive loop detector. Used in traffic signal systems. Truvelo Manufacturers (Pty) Ltd. James E. Kelly, Address: P.O. Another advantage of inductive loop sensors is their suitability for a large variety of applications due to their flexible design. POWER REQUIREMENTS (watts/amps): AC Power for 6 volt, 12 amp rechargeable battery. Sales representative name(s): Address: 2511 Corporate Way Address: same. DATA OUTPUT: B-420-4-A Dynax Interface Circuit Board outputs sensor activation only. PRODUCT CAPABILITIES/FUNCTIONS: Monitors wire loop for inductive changes. Fax: +1 (541)782-2053, Hours of Operation: Where can we rent a road tube system to collect data on vehicle speed. Set in frame, using 1, 2, 3 or 4 sensors. Change), You are commenting using your Twitter account. Change). Compliant or exceed NEMA TS-1 standards. The decreased inductance increases the oscillation frequency and causes the electronics unit to send a pulse to the controller, indicating the presence or passage of a vehicle. Used to obtain multi-lane volume/speed/class counts and WIM data from interior lanes. GENERAL DESCRIPTION OF EQUIPMENT: 4-channel inductive loop detector.
Instead, the speed tracking is used for information gathering purposes which can then help determine if changes to the speed limit, or perhaps changes in speed enforcement, need to be made. The pressure pulse closes an air switch, producing an electrical signal that is transmitted to a counter or analysis software. Loop Fail Event Monitor remembers and indicates intermittent and current loop failures. Call Delay and Call Extension timing. Phone number: (941) 845-1200 Phone number: e-mail address: joyce.turco@quixotecorp.com. Contains dual color, high intensity LED: green indicates detect, red indicates loop fail. Unlike other features on the highway, these additions are meant to be used by the government, not drivers. PRODUCT CAPABILITIES/FUNCTIONS: Meets and exceeds NEMA TS 2 specification. The wire loops are also subject to the stresses of traffic and temperature. Box 162184, Phone number: 011-27-11-314-1405 Phone number: (512) 295-5285, Fax number: 011-27-11-314-1409 Fax number: (512) 295-2603, e-mail address: rudi@truvelo.co.za e-mail address: jkelly24@peoplepc.com, URL address: www.truvelo.co.za URL address: www.aviarinc.com, PRODUCT NAME/MODEL NUMBER: Traffic Classifier/Data Logger (TCL-300), GENERAL DESCRIPTION OF EQUIPMENT: TCL-300 stores and analyzes data (outputs 9 vehicle classes) using two inductive loops per lane on up to four lanes. All Rights Reserved. Heres a good description of the actual operation of the tube setup from the U.S. Department of Transportation: Pneumatic road tube sensors send a burst of air pressure along a rubber tube when a vehicles tires pass over the tube. MAXIMUM NUMBER OF LANES MONITORED SIMULTANEOUSLY: 8 lanes classifying, 16 lanes counting. They offer advanced single channel detection capabilities in compact, affordable packages. Our small city in Northern KY has a problem with excessive speed on on streets. PRODUCT CAPABILITIES/FUNCTIONS: Automatic tuning, lightning and surge protection, four or eight frequencies depending on model, fail safe output configuration, separate color-coded led indicators, wide loop inductance range: 20 to 2500 microHenries, relay or solid-state outputs available; 9, 15, or 20 sensitivity levels depending on model. The pressure pulse closes an air switch, producing an electrical signal that is transmitted to a counter or analysis software. Policy & Governmental Affairs /
Road tubes are used to detect vehicle axles by sensing air pluses that are created by each axle (tire) strike of the tube in the roadway. Rechargeable batteries powered by something like lead acid or gel keep the rig running. Detector is self tuning and provides complete environmental tracking. A single pneumatic road tube is most commonly used to simply count the number of cars on the road, as well as time the gaps between individual vehicles. EPDM synthetic tube is a rubber that is made to be durable and robust in most environments. Loop inductance tuning range: 20 to 2000 microHenries with a Q factor of 5 or greater. Figure 4 shows the principal components of an inductive loop detector: one or more turns of insulated wire buried in a shallow sawcut in the roadway, a lead-in cable that runs from a roadside pull box to the controller cabinet, and an electronics unit located in the controller cabinet. PRODUCT CAPABILITIES/FUNCTIONS: The road sensors consist of two inductive loops and one capacitive weight sensor per lane to cover a maximum of four traffic lanes. Address: 7911 NE 33rd Drive , Unit 160 Address: Same, Phone number: (503) 408-9248 Phone number, e-mail address: sales@neverfail.com e-mail address: roland@neverfail.com. US $5,000; 4 lanes - Approx. Sales representative name(s): Carl Zabel. EQUIPMENT AND INSTALLATION COSTS (One-lane and four-lane): T110: $107, T210: $187, T400:$227. RECOMMENDED APPLICATIONS: Traffic Planning, Traffic Profile, Safety, and Audit. Errors in speed and classification were much greater. Audible detect signal (buzzer) facilitates loop and/or detector troubleshooting. Ive been thinking about tubes. RECOMMENDED APPLICATIONS: Intersection and freeway control. MAXIMUM NUMBER OF LANES/LOOPS MONITORED SIMULTANEOUSLY: Depends on model. SENSOR INSTALLATION: In the portable set-up, stick-on inductive loops and the Series 8 capacitive weight sensor are placed on top of the road pavement. Data are stored into battery backed-up RAM of 512 kB to 8MB, space for 34000 to 650000 individual vehicle data strings. This would be an invaluable asset in finding a solution to our speed problem. Sensor manufacturers often supply software packages to assist with data analysis. If the city receives complaints about speeding or motorists cutting through side roads, the tubes can be installed to investigate the claims and determine if any changes to road signage or lane markings need to be made. In many instances multiple detectors are required to instrument a location. Six front panel DIP switches provide: seven levels of sensitivity plus off, presence or pulse mode operation, four loop frequencies, loop Fail Event Monitor that remembers and indicates intermittent and current loop failures. If two pneumatic road tubes are set up spaced slightly apart, the counter can track the number of axles a vehicle has to better determine each individual vehicles class, the direction of traffic and the speed at which vehicles are moving. Check out our General Guidelines for Road Tube Installation. Principal components of an inductive loop detector installation. The data supplied by conventional inductive loop detectors are vehicle passage, presence, count, and occupancy. Channel status outputs provide individual channel status states per NEMA TS 2. General Guidelines for Road Tube Installation. Not sure which product is right for you? View all your files in one place by easily connecting to existing cloud accounts and transfer files to external clouds with no limit. GENERAL DESCRIPTION OF EQUIPMENT: The Model 222S is a two channel, card rack type loop detector. Specifically, the weird black tubes that you often find stretched across a roadway. In this way many different sites can be monitored. Certain operator selected data can be grouped per time interval into bins to maximize available memory space. The loop functions as an inductive element in conjunction with the electronics unit. Please contact Eberle Design for current list of references. Outputs on passage of vehicle over buried loop of wire. We also carry a complete line of Accessories, and custom packages are available. Eight front panel DIP switches for each channel provide: eight levels of sensitivity, presence or pulse mode operation, four loop frequencies, fail-safe or fail-secure operation, and channel disable. POWER REQUIREMENTS (watts/amps): 10.8 VDC minimum to 28.8 VDC maximum, 100 mA maximum. Many professionals have high confidence in the accuracy of road tube counts, and vendors of pneumatic road tubes often claim accuracy rates in the neighborhood of 99%. SENSOR TECHNOLOGY AND CONFIGURATION: Monitors the change of inductance produced by a metal vehicle passing over a wire loop, SENSOR INSTALLATION: Plug-in module, plugs into card rack, INSTALLATION REQUIREMENTS: Must be connected to in-ground inductive loop, MAXIMUM NUMBER OF LANES/LOOPS MONITORED SIMULTANEOUSLY: Two. Some models gather data to calculate vehicle gaps, intersection stop delay, stop sign delay, saturation flow rate, spot speed as a function of vehicle class, and travel time when the counter is utilized in conjunction with a vehicle transmission sensor (JAMAR Technologies). EQUIPMENT AND INSTALLATION COSTS (One-lane and four-lane): Installation and equipment costs for 1 sensor, 8 ft systems - US $6,500. Two-channel and four-channel models sequentially scan loops to eliminate crosstalk. INSTALLATION REQUIREMENTS: NEMA TS 2 electronics rack; used with inductive wire loops. Are you installing Road Tubes soon? The road tube is installed perpendicular to the traffic flow direction and is commonly used for short-term traffic counting, vehicle classification by axle count and spacing, planning, and research studies. Diamond Traffic Products Dual color (Red/Green), high intensity LEDs provide "Detect" and "Loop Fail" indications. C900 series vehicle detectors allow remote access through serial ports on the front of the detector and back panel connector. URL address: www.editraffic.com URL address: PRODUCT NAME/MODEL NUMBER: LMD622 two channel NEMA TS-2 Type A loop monitor; LMD604T four channel TS-1 rack mount detector with DEFLECTOMETERTM, four loop frequencies, three modes of operation, delay and extension timing; LMD222 170/2070 two channel rack mount detector with DEFLECTOMETERTM, four loop frequencies, three modes of operation - Caltrans Model 222 performance with push-button DEFLECTOMETERTM user interface, relay outputs are an option. RECOMMENDED APPLICATIONS: Vehicle classification, vehicle following distances, queuing, and lane occupancy. For the more-common temporary setup, the tubes are a stretched across the road perpendicular to traffic until theres very little slack. EQUIPMENT AND INSTALLATION COSTS (One-lane and four-lane): Permanent One lane - Approx. Permanent installations are linked up to a counter device thats kept in a permanent roadside lock box. The drawbacks of inductive loop detectors include disruption of traffic for installation and repair, and failures associated with installations in poor road surfaces and use of substandard installation procedures. The operator can decide which data are to be stored, in what sequence and use logical AND/OR combinations of above parameters, e.g., all class 9 vehicles exceeding a certain speed AND a certain weight AND a certain length will be stored in individual data format, directly printed or sent to the computer. RECOMMENDED APPLICATIONS: Both intersection and freeway control with 170 and 2070 controllers. PRODUCT CAPABILITIES/FUNCTIONS: Provides output corresponding to passage or presence of vehicle over buried loops of wire. GENERAL DESCRIPTION OF EQUIPMENT: The T-110 series detectors are single-channel, shelf mount, DIP switch programmable detectors with Call delay and Call extension. Western District Annual Meeting, 2011. If you spend enough time driving down the right route, you may notice them: the skinny black tubes that seem to appear on stretches of road at random. Koofr is a safe, private, and simple cloud storage service, accessible through the web, mobile, and WebDav. This air pulse is sensed by the unit and is recorded or processed to create volume, speed, or axle classification data. Although loops cannot directly measure speed, speed can be determined using a two-loop speed trap or a single loop detector and an algorithm whose inputs are loop length, average vehicle length, time over the detector, and number of vehicles counted. Please contact Peek Traffic for current list of references. Advantages of road tube sensors are quick installation for permanent and temporary recording of data and low power usage. Federal Highway Administration
GENERAL DESCRIPTION OF EQUIPMENT: 4-channel inductive loop detector. Check out the Solutions section to explore the portable and permanent traffic counters, classifiers and data types that you need. This provides feedback that the unit is optimally tuned to detect vehicles of all sizes and provides the technician with a one-step method for accurately setting the optimum level of sensitivity to ensure accurate vehicle detection of all vehicles, including motorcycles and high-bed trucks. A single pneumatic road tube is most commonly used to simply count the number of cars on the road, as well as time the gaps between individual vehicles. SENSOR INSTALLATION: Temporary installation on surface of pavement or permanent installation in pavement surface, INSTALLATION TIME (Per Lane ): Temp: 15 min, MAXIMUM NUMBER OF LANES MONITORED SIMULTANEOUSLY: 4 lanes. For TS-1 and TS-2, POWER REQUIREMENTS (watts/amps): 10 to 30 VDC, GENERAL DESCRIPTION OF EQUIPMENT: 4-channel inductive loop detector. The wire loop is excited with signals whose frequencies range from 10 KHz to 50 KHz and above. GENERAL DESCRIPTION OF EQUIPMENT: Single-channel inductive loop detector with extend and delay timing. Road tube is the most common short term data collection method for traffic counting and classification. Mon-Fri 7:30am - 4:30pm Its size and shape vary, including the 5-ft by 5-ft or 6-ft by 6-ft square loops, 6-ft diameter round loops, and rectangular configurations having a 6-ft width and variable length ( Klein , et al., 2006). The life span of road tube varies depending on the location, installation and volume of traffic. Detector is self tuning and provides complete environmental tracking. SENSOR TECHNOLOGY AND CONFIGURATION: Pressure sensitive activation. URL address: www.mmm.com/ITS URL address: PRODUCT NAME/MODEL NUMBER: Canoga C900 Series Digital Vehicle Detectors, GENERAL DESCRIPTION OF EQUIPMENT: Two-channel (Model C922) and four-channel (Model C924) digital vehicle detectors with delay and extension timing, vehicle counting, vehicle presence, and roadway occupancy functions, SENSOR TECHNOLOGY AND CONFIGURATION: Supports operation of conventional wire loops and 3M Canoga microloops and non-invasive microloops, SENSOR INSTALLATION: Designed for use in roadside control cabinet, INSTALLATION REQUIREMENTS: No special requirements, MAXIMUM NUMBER OF LANES MONITORED SIMULTANEOUSLY: 4. SENSOR INSTALLATION: The models either plug into racks or sit on shelves in the controller cabinet. POWER REQUIREMENTS (watts/amps): 10.8 to 28.8 VDC, 80 mA maximum, USA/California Bob McMillan (916) 654-4385, USA / New York Mike Naumiec (518) 783-7746, e-mail address: e-mail address: joyce.turco@quixotecorp.com, GENERAL DESCRIPTION OF EQUIPMENT: Two-channel inductive loop detector. By measuring the time that passes between air bursts, officials can determine which time of day has the most traffic congestion. PRODUCT CAPABILITIES/FUNCTIONS: Prevents vehicles from predicting in road tube and protects lead-in cables of electronic sensors so counts and WIM data can be collected from interior lanes. Detector is self tuning and provides complete environmental tracking. Road tube configurations for single and multilane highways.
These traffic counts are then very helpful for additional decisions like traffic control, widening or adding to roads, and even thinking about new roadways. In addition, resurfacing of roadways and utility repair can also create the need to reinstall these types of sensors. (LogOut/ RECOMMENDED APPLICATIONS: Where multiple lanes of data are needed and the road tube or sensor must cross lanes with vehicular traffic. POWER REQUIREMENTS (watts/amps): 12 volts DC (5%), POWER OPTIONS: With voltage regulator between 15 VDC to 28 VDC, CLASSIFICATION ALGORITHMS: N/A (axle sensor output activation only). McMansions as part of or outside of a changingsuburbia? GENERAL DESCRIPTION OF EQUIPMENT: A cover and protector for low-profile or mini road tube and the lead-in cable for electronic sensors. GENERAL DESCRIPTION OF EQUIPMENT: Two tube counter/classifier, MAXIMUM NUMBER OF LANES MONITORED SIMULTANEOUSLY: Two, PRODUCT CAPABILITIES/FUNCTIONS: Bi-directional volume, speed, axle classification, gap - all with one setting of counter under 5,000 ADT, RECOMMENDED APPLICATIONS: 2 lane - same way or bi-directional roadways, POWER OPTIONS: 90 day rechargeable gel cell battery, EQUIPMENT AND INSTALLATION COSTS (One-lane and four-lane): $1,650.00. Model 222S-SS two-channel detector with solid state outputs. While one road tube is used to collect volume, two road tubes can be used to collect speed and class data. PRODUCT CAPABILITIES/FUNCTIONS: Classification of vehicles by number of axles detected. As was the case with the pneumatic road tube, the equipment cost of inductive loop sensors may be low when compared to over-roadway sensors. Audible detect signal (buzzer) facilitates loop and detector troubleshooting. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Pneumatic road tubes to count traffic, checkspeed, Here are the secrets of those weird black tubes in the road, When bricks and mortar stores cant make it even inManhattan, Evaluating population loss figures for California and itscities, A positive on-screen depiction of NewJersey, New LA bridge getting all the (wrong)attention, Two charts showing the growing racial and ethnic diversity in the Americansuburbs. For TS-1 and TS-2. The TDL-500 combines the sensor information into a default data string consisting of vehicle number, arrival date and time, gap time, lane number, travel direction, vehicle straddling present, trailer present, vehicle chassis height, vehicle speed, vehicle length, vehicle class, number of axles, axle weight, axle distance, equivalent standard axle load, weight violations and bridge overloading. The T-400 series detectors are four-channel, shelf mount, DIP switch programmable detectors. EQUIPMENT AND INSTALLATION COSTS (One-lane and four-lane): Detector card: $111. The Model 222S incorporates a three position Call / Test switch for each channel, which can be used to simulate a continuous or momentary CALL output. But they also do so much more! GENERAL DESCRIPTION OF EQUIPMENT: 2-channel inductive loop detector. SENSOR INSTALLATION: Plugs into Type 332/170 electronics rack. 2022 Minute Media - All Rights Reserved. With extend and delay timers. On the other end, the tube is fed into a counter device that is chained to a street sign or post to make sure it doesnt go anywhere. Pneumatic road tube sensors send a burst of air pressure along a rubber tube when a vehicle's tires pass over the tube. PRODUCT CAPABILITIES/FUNCTIONS: Monitors wire loop for inductance changes. MAXIMUM NUMBER OF LANES/LOOPS MONITORED SIMULTANEOUSLY: Four. Typically data for one week are collected and processed. Vehicle classification is supported by newer versions of the inductive loop containing electronics units that excite the wire loop at the higher frequencies that identify specific metal portions under the vehicle. (Photograph courtesy of Time Mark, Inc., Salem , OR ). SENSOR INSTALLATION: Frame and Treadle system are permanent, sensor installation or replacement, less than 20 minutes. The pneumatic road tube sensor is portable, using lead-acid, gel, or other rechargeable batteries as a power source.. PRODUCT CAPABILITIES/FUNCTIONS: Monitors wire loop for inductance changes. SENSOR TECHNOLOGY AND CONFIGURATION: These units contain a DEFLECTOMETERTM call strength indicator that shows the relative strength of the call while a vehicle is in the detection zone. (LogOut/ Road tube comes in coiled lengths and is made most commonly from two types of material (EPDM and Isoprene rubber). PRODUCT CAPABILITIES/FUNCTIONS: Provides output corresponding to passage or presence of vehicle over buried loops of wire. Change), You are commenting using your Facebook account. SUPPORTING DATA BASE MANAGEMENT SYSTEM: Customers own data base. INSTALLATION REQUIREMENTS: Used with inductive wire loops, MAXIMUM NUMBER OF LANES/LOOPS MONITORED SIMULTANEOUSLY: 1, 2, or 4. Both types are available in different sizes (9/16" and Mini Low Profile) to accommodate users. Office of Highway Policy Information. Residents would like to collect data to present to the city, to prompt action 1200 New Jersey Avenue, SEWashington, DC 20590
URL address: www.peektrafficinc.com/products URL address: GENERAL DESCRIPTION OF EQUIPMENT: 2-channel inductive loop detector. CLASSIFICATION ALGORITHMS: Vehicle pattern recognition used to provide outputs according to American FHWA classification scheme. For 4 sensors, 10 ft system - US $8,500. GENERAL DESCRIPTION OF EQUIPMENT: Speed independent axle sensing systems. What are they tracking? This report compiles the results of these studies and provides a framework for measuring and reporting error. Pneumatic road tube counters are a tool that is commonly used to conduct traffic counts on streets and roads. PO Box 1455, Phone: +1(541)782-3903 TELEMETRY: RS232 port with baud rates from 300 to 19,2000. 202-366-4000, Policy and Governmental AffairsOffice of Highway Policy Information, FHWA Home /
Manufacturer name: 3M Sales representative name(s): Intelligent Transportation Systems Mike Lemon, Address: 3M Center, Bldg 225-4N-14 Address: 3M ITS, Phone number: Phone number: (480) 221-5716 (cell), e-mail address: e-mail address: mjlemon@mmm.com. SENSOR TECHNOLOGY AND CONFIGURATION: Monitors the change of inductance produced by a metal vehicle passing over a wire loop. PRODUCT CAPABILITIES/FUNCTIONS: The C900 series detectors are configured using C900 Configuration Software (C900-CS), which supports making changes to the detector's configuration, viewing binning data, monitoring traffic in real-time (including speed and length), and viewing detector status. Therefore, installation and maintenance costs significantly increase the life-cycle cost of inductive loop detectors. The pneumatic road tube sensor is portable, using lead-acid, gel, or other rechargeable batteries as a power source. Please contact 3M for current list of references. SENSOR INSTALLATION: The Blocker is placed over the road tube leading cable and taped to the road to prevent movement. Legislative Affairs & Policy Communications, Legislative Affairs and Policy Communications. Complete built-in detector integrity test. MAXIMUM NUMBER OF LANES/LOOPS MONITORED SIMULTANEOUSLY: 4. The pneumatic road tube, inductive loop detector, magnetic sensors, piezoelectric cable, and weigh-in-motion sensors (piezoelectric, bending plate, load cell, and capacitance mat) are examples of in-roadway sensors, which are discussed in the following sections. Two main reasons for this is the data collected is accurate and economical compared with other detection methods. Figure 3 displays the front panel of the JAMAR TRAX-III counter, which indicates how data analysis parameters are selected to match the tube layout. But the scaled-down speed bumps are easy to miss. The standard vehicle classification format is the American FHWA, but like all other parameters, is operator programmable. Natural Isoprene tube is more soft and is used in colder climates. SENSOR TECHNOLOGY AND CONFIGURATION: The detector automatically self tunes and is operational within two seconds after application of power or after being reset. Thank you. Though the setup is simple, the information it records can tell federal agencies a lot about traffic patterns. POWER REQUIREMENTS (watts/amps): 10 - 30 VDC. Vehicle data are classified and placed into bins within the instrument according to a user-specified recording interval; 8,000 summarized data records can be stored in this mode. PRODUCT CAPABILITIES/FUNCTIONS: Collects vehicle traffic data, including vehicle classification, speed, volume, headway and gap. With extend and delay timers. DATA OUTPUT: IBM PC, Modem, Take-Away-Memory (TAM), SUPPORTING DATA BASE MANAGEMENT SYSTEM: Trafman Software. Manufacturer name: Sales representative name(s): Traffic Monitoring Technologies Donald Dixon, 6510 Chantilly Drive , 1st Floor 6510 Chantilly Drive, 1st Floor, Sykesville , Maryland 21784-8100 Sykesville , Maryland 21784-8100, Phone number: (410) 549-8779 Phone number: (410) 549-8779, Fax number: (410) 549-5113 Fax number: (410) 549-5113, e-mail address: tmt@erols.com e-mail address: tmt@erols.com, URL address: trafficmonitoring.com URL address: trafficmonitoring.com. According to Jalopnik, those mysterious rubber cords are officially known as pneumatic road tubes. 2021 Diamond Traffic Products. and above. SUPPORTING DATA BASE MANAGEMENT SYSTEM: N/A, EQUIPMENT AND INSTALLATION COSTS (One-lane and four-lane): $138 per lane, the Blocker is portable and can be used again and again over several applications, USA/PETCORP ( Maryland ) John Reed (410) 381-1995, USA/STS ( Florida ) Mark Knowles (800) 786-3374, USA /The Traffic Group Anthony Zuckert (410) 931-6600, USA/Traffic Data Services Ryan (800) 837-2562, TimeMark Inc. Mike Bonser , Kerry Penn , Tim Miner. The technician in the video above also mentions that accurate traffic tracking and management is vital, as the data collected factors into the citys transportation budgets and helps to fund fixes. The operation of inductive loop sensors is well understood and their application for providing basic traffic parameters (volume, presence, occupancy, speed, headway, and gap) represents a mature technology.