Freeway Operation In Germany Experiences In Hessen
1st International Symposium on Freeway & Tollway Operations Freeway Operation in Germany Experiences in Hessen Jürg M. Sparmann Road and Transport Authority State of Hessen Athens June 4-7, 2006 1
1st International Symposium on Freeway & Tollway Operations Freeways in Germany Length of network – 4 lanes – 6 lanes – 8 lanes 12.174 km 9.007 km 3.079 km 88 km Average daily traffic volume – same in Hessen – Truck traffic Speed restrictions in Hessen: Athens June 4-7, 2006 49.400 veh/day 62.300 veh/day ca. 10 % 1/3 of freeways 2
1st International Symposium on Freeway & Tollway Operations Framework and Responsibilities Federal government – owner of freeways and federal highways – Federal Highway Extension Plan – financing of road and telematic infrastructure as well as its maintenance State governments – – – – – acting on behalf of the federal government planning and its realization performing maintenance and operation financing of all the planning and operating activities taking care of traffic safety and traffic regulations Athens June 4-7, 2006 3
1st International Symposium on Freeway & Tollway Operations Traffic Situation Today Bottlenecks and missing network links – Limited budgets – ecological constraints – Increasing maintenance needed Increasing traffic volume until 2015 – Passenger road traffic – Truck traffic 16% 60% Consequences: Congestion and mobility restraints Athens June 4-7, 2006 4
1st International Symposium on Freeway & Tollway Operations Sources of Congestion Accidents (25 %) High traffic volume (57 %) Breakdowns (3 %) Construction (15 %) Athens June 4-7, 2006 5
1st International Symposium on Freeway & Tollway Operations Main Objectives of Freeway Operation Maintain/increase traffic safety – harmonizing traffic flow – hazard warnings – dynamic in-vehicle information (RDS-TMC and traffic responsible navigation systems) Maintain/improve mobility – optimal use of network capacity (variable direction signing) – temporary increase of road capacity (variable speed control, temporary use of hard shoulders) Athens June 4-7, 2006 6
1st International Symposium on Freeway & Tollway Operations Description of Traffic Performance Data collection – loop detectors and other sensors – floating car data – video cameras Data processing – – – – – traffic flow, speed, headways level of service congestion estimation and prediction travel time estimation share of truck vehicles Athens June 4-7, 2006 7
1st International Symposium on Freeway & Tollway Operations DIANA - Floating Car Data Athens June 4-7, 2006 8
1st International Symposium on Freeway & Tollway Operations Histogram of congestion synchronized traffic time loss Athens June 4-7, 2006 congestion 9
1st International Symposium on Freeway & Tollway Operations Core elements of pro-active traffic management Hessen Traffic Centre Evaluation Traffic information Construction site management Networkoptimization Incident management Benchmarking Line Control Strategy Management Traffic situation analysis and forecast Traffic data management system Innovations – Mobility strategies - Concepts Athens June 4-7, 2006 10
1st International Symposium on Freeway & Tollway Operations Intelligent Use of Road Infrastructure line control (Variable traffic signs) network control (variable direction signs) intersection control (variable lane signalization) ramp metering temporary use of hard shoulder variable direction signing including congestion warnings and travel time information estimated travel time information Athens June 4-7, 2006 11
1st International Symposium on Freeway & Tollway Operations Line Control System A5 Friedberg - Frankfurt Athens June 4-7, 2006 12
1st International Symposium on Freeway & Tollway Operations Benefits of Line Control Systems [ accidents per Mio. vehkm ] Reduction 3% of accident 27 % rate 29 % accident rate 0, 50 0,40 0,30 0,41 0,34 0,33 0,30 0,20 0,21 0,15 0,10 Athens June 4-7, 2006 before after before after before after accidents with light material damage accidents with heavy material damage accidents with personal damage 13
1st International Symposium on Freeway & Tollway Operations Variable Lane Signalization Athens June 4-7, 2006 14
1st International Symposium on Freeway & Tollway Operations Temporary Use of Hard Shoulder Athens June 4-7, 2006 15
1st International Symposium on Freeway & Tollway Operations Variable direction signing including congestion warnings and travel time information Athens June 4-7, 2006 16
1st International Symposium on Freeway & Tollway Operations Estimated Travel Time Information Athens June 4-7, 2006 17
1st International Symposium on Freeway & Tollway Operations Construction Site Management Objective: reducing travel time delays/congestion – better timing of short term construction sites – optimization of the planning of successive long term construction sites with respect to induced traffic disturbances – approval of applied construction sites – monitoring of the approved timing Athens June 4-7, 2006 18
1st International Symposium on Freeway & Tollway Operations Construction Site Management X Select other timing Athens June 4-7, 2006 19
1st International Symposium on Freeway & Tollway Operations Evaluation of Short Term Construction Sites Athens June 4-7, 2006 20
1st International Symposium on Freeway & Tollway Operations Evaluation of Short Term Construction Sites Athens June 4-7, 2006 21
1st International Symposium on Freeway & Tollway Operations Evaluation of Short Term Construction Sites Athens June 4-7, 2006 22
1st International Symposium on Freeway & Tollway Operations Benefits of Intelligent Traffic Management Reducing heavy damage accidents up to 30% Travel time reduction up to 20% Increasing line capacity up to 25 % at least temporarily High acceptance of variable traffic signs as long as the indicated speed limit seems to be reasonable Less disturbances through an optimal construction site management Less congestion in transferring traffic to alternate routes preventively Athens June 4-7, 2006 23
1st International Symposium on Freeway & Tollway Operations Intermodal Strategy Management Strategy Library 01 16 02 03 16 04 05 06 07 16 08 09 10 Accidents Delays Events 11 12 13 14 15 16 17 18 19 20 Construction Sites Disturbance PT Disturbance RT Strategy Selection Problem Pattern 16 04 08 02 Activation 16 Strategy Realzation Priority: Athens June 4-7, 2006 1. 2. 3. 4. 24
1st International Symposium on Freeway & Tollway Operations Control Center Intermodal Strategy Manager Athens June 4-7, 2006 Frankfurt F. Kreuz Köln Bad Vilbel Wiesbaden 5 661 Oberur se l Bad Hom burg 6 61 25
1st International Symposium on Freeway & Tollway Operations Linking “intelligent” vehicles to “intelligent” road infrastructure Vehicle to vehicle communication: exchange of hazard warnings among vehicles Vehicle to infrastructure communication: transmitting of hazard information to traffic control center, from there hazard warnings or detour recommendations to all vehicles Athens June 4-7, 2006 26
1st International Symposium on Freeway & Tollway Operations Benchmarking (congestion time) Athens June 4-7, 2006 27
1st International Symposium on Freeway & Tollway Operations Benefits of Intelligent Traffic Management Utilization of synergy effects achieved by cooperation of car manufacturers with road infrastructure operators in public-private-partnerships Results: Increased traffic safety and less congestion Improved mobility Athens June 4-7, 2006 28
1st International Symposium on Freeway & Tollway Operations Thank you for listening Athens June 4-7, 2006 29
Freeways in Germany Length of network 12.174 km - 4 lanes 9.007 km - 6 lanes 3.079 km - 8 lanes 88 km Average daily traffic volume 49.400 veh/day - same in Hessen 62.300 veh/day - Truck traffic ca. 10 % Speed restrictions in Hessen: 1/3 of freeways
May 2020 (FY 2020) France J2 1 France L1 2 France L2 4 France NATO2 14 Georgia A1 1 Georgia A2 1 Georgia B1/B2 1 Georgia H2B 1 Germany A1 12 Germany A2 6 Germany B1 3 Germany B1/B2 12 Germany C1 1 Germany C1/D 20 Germany G1 8 Germany G4 13 Germany H1B 1 Germany J1 5 Germany L1 4 Germany L2 2 Germany NATO2 43 Germany NATO6 8 Ghana B1/B2 2 Ghana .
freeway merge and diverge segments to address limitations of the Chapter 14 methodology. VOLUME 4: APPLICATIONS GUIDE 25. Freeway Facilities: Supplemental 26. Freeway and Highway Segments: Supplemental 27. Freeway Weaving: Supplemental 28. Freeway Merges and Diverges: Supplemental 29. Urban Street Facilities:
"The Gulf Freeway Observes its 500 Millionth Mile of Use," press release prepared by W. J. Van London, head of the Houston Urban Expressway System, 18 November 1954. 39. "Highway Week," Texas Parade, January 1952. 40. "Freeway bond drive is launched," Houston Chronicle, 27 August 1956; "Freeway bond rally Thursday," Houston .
ments to and along U.S. 59 (Southwest Freeway) between Beltway 8 and I.H. 610 (West Loop) (see Fig 1). The im provements provide for: adding lanes to the freeway, con struction of a transitway and transitway interchanges along the freeway, widening and overlaying the existing freeway pavement, frontage road improvements, improving the free 1
Jul 01, 1995 · ROUTE CONCEPT REPORT . STATE ROUTE 91 . ARTESIA FREEWAY (I-710 to I-5) RIVERSIDE FREEWAY (I-5 to I-215) 12-ORA-91 . 0.00/R18.90 . SUMMARY State Route 91 (SR-91) in Orange County, also known as the Riverside Freeway and the Artesia Freeway is an access controlled, grade
56,351 Freeway Ford Bloomington, MN 952-888-9481 freeway ford.net 4.7 / 5.0 465 Veried Re views Vehicle ser viced 02/25/2010 Minnesota Motor Vehicle Dept. Inver Grove Heights, MN Title #H3110W793 Registration issued or renewed - Titled or registered as commercial vehicle 03/12/2010 56,615 Freeway Ford Bloomington, MN 952-888-9481 freeway ford .
Popcorn (Also can be used as a parachute song) Popcorn, popcorn in a pan, Shakeem up, shake [em up, Bam, bam, bam Zoom down the freeway Zoom down the freeway, Zoom down the freeway, Zoom down the freeway, Fast! Up goes the drawbridge, Up goes the drawbridge, The boat is going past. Down goes t
for the work. b. The Traffic Signing Unit will prepare plans, quantities, and a cost estimate for freeway and non-freeway signing projects. c. The Traffic Signing Unit will prepare contract documents for both freeway or non-freeway signing projects and forward appropriate material to Design contract letting. d.
