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Sidra Intersection

Sidra Intersection (styled SIDRA, previously called Sidra and aaSidra) is a software package used for intersection (junction), interchange and network capacity, level of service, performance and traffic impact analysis, and signalised intersection, interchange and network timing calculations by traffic design, operations and planning professionals.

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Developers
Akcelik and Associates Pty Ltd (trading as Sidra Solutions)
License
Proprietary
Operating system
Windows
Release
1984; 42 years ago (1984)
Stable release
11.0.2.66 / 31 March 2026; 4 months ago (2026-03-31)
Type
Micro-analytical traffic evaluation tool for intersection, interchange and network design, traffic assignment, operations, planning and signal timings.

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Overview

History

Roundabouts

  • MUTCD 2009 Manual on Uniform Traffic Control Devices

Model calibration

Emissions and energy

Scientific foundation and awards

Advanced semantic analysis

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Map overview Semantic statistics

Sidra Intersection

Nodes38
Edges37
Triples109
Avg. degree1.95
Density0.052632
Components1

How this topic connects Entity context

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Sidra Intersection

Top relations

related to Roundabouts · 22
Sidra Intersection → As, Extended, Fully, HCM, HCM Edition, It, Metering, MUTCD, NCHRP, NCHRP Report, Roundabout Informational Guide, Roundabout Metering, Roundabout Practice, SIDRA Standard, The, The HCM, TRB/FHWA, US, US HCM, US Transportation Research Board
related to Scientific foundation and awards · 22
Sidra Intersection → Akcelik, AMP Innovation Award, Associates, Australia, Australian Road Research Board, Clunies Ross National Science, Dr Rahmi Akcelik, Frederick, Governor, Highway Capacity Manual, Institute, Memory, Technology, Telstra Business Awards, The, Thus Sidra Intersection, Transportation Energy Conservation Award, Transportation Engineers, USA, Victoria Export Awards
related to Highway capacity manual · 10
Sidra Intersection → Chapter, HCM, HCM Edition, Highway Capacity Manual, Metric, The, The Highway Capacity Manual, The US HCM, US, US Customary
related to Model calibration · 10
Sidra Intersection → Among, At, Customary, Highway Capacity Manual, In, It, Metric, US HCM, US Highway Capacity Manual, User Guide
related to Performance measures · 9
Sidra Intersection → Extensive, Level, LOS, LOS Target, Movement Classes, Performance, Service, Standard, The Interactive Offsets
related to Emissions and energy · 6
Sidra Intersection → CO, CO2, HC, NOx, The, This
has method · 5
Sidra Intersection → Common Control Group, EQUISAT, In, Network, The
is a · 2
Sidra Intersection → micro-analytical traffic evaluation tool that employs lane-by-lane and vehicle drive cycle models, most widely used software tool in the US for roundabout analysis as reported in the US Transportation Research Board document titled Roundabout Practice
related to Lane-based intersection and network analysis method · 2
Sidra Intersection → Intersections, The
Developers · 1
Sidra Intersection → Akcelik and Associates Pty Ltd (trading as Sidra Solutions)

Important terminology Word statistics

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Important terminology

intersection sidra model network analysis capacity signal modelling roundabout roundabouts lane performance traffic software new intersections timing including signalised method

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Sidra IntersectionDevelopersAkcelik and Associates Pty Ltd (trading as Sidra Solutions)1.00infobox
Sidra IntersectionLicenseProprietary1.00infobox
Sidra IntersectionOperating systemWindows1.00infobox
Sidra IntersectionRelease1984; 42 years ago (1984)1.00infobox
Sidra IntersectionStable release11.0.2.66 / 31 March 2026; 4 months ago (2026-03-31)1.00infobox
Sidra IntersectionTypeMicro-analytical traffic evaluation tool for intersection, interchange and network design, traffic assignment, operations, planning and signal timings.1.00infobox
Sidra IntersectionWebsitesidraintersection.com1.00infobox
Sidra Intersectionis amicro-analytical traffic evaluation tool that employs lane-by-lane and vehicle drive cycle models0.90text
Sidra Intersectionis amost widely used software tool in the US for roundabout analysis as reported in the US Transportation Research Board document titled Roundabout Practice0.90text
diverging diamond interchangesinstance ofand alternative intersection and interchange configurations0.80text
delayinstance ofStandard performance measures0.80text
queue lengthinstance ofStandard performance measures0.80text

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