# Latest **URL:** https://forum.irap.org/latest.md [Latest](https://forum.irap.org/latest.md) · [Categories](https://forum.irap.org/categories.md) --- ## [Covert V3.10 back to V3.02](https://forum.irap.org/t/covert-v3-10-back-to-v3-02/1160)
**Author:** [@paul.crowe](https://forum.irap.org/u/paul.crowe)\ **Replies:** 0\ **Last updated:** [October 20, 2026, 3:11am UTC](https://forum.irap.org/t/covert-v3-10-back-to-v3-02/1160 "2026-10-20T03:11:37Z")
Is there an easy way to convert the coding done in V3.10 to V3.02? --- ## [How can I identify the exact value of EFI factor for BC and PED from methodology reference v3.10?](https://forum.irap.org/t/how-can-i-identify-the-exact-value-of-efi-factor-for-bc-and-ped-from-methodology-reference-v3-10/1159)
**Author:** [@anjelolosibayanyan](https://forum.irap.org/u/anjelolosibayanyan)\ **Replies:** 0\ **Last updated:** [September 30, 2026, 2:23pm UTC](https://forum.irap.org/t/how-can-i-identify-the-exact-value-of-efi-factor-for-bc-and-ped-from-methodology-reference-v3-10/1159 "2026-09-30T14:23:44Z")
--- ## [Clarification on the Relationship Between Intersection Quality, Pedestrian Crossing Facility Quality, and Delineation](https://forum.irap.org/t/clarification-on-the-relationship-between-intersection-quality-pedestrian-crossing-facility-quality-and-delineation/1156)
**Author:** [@ronnel.relayo](https://forum.irap.org/u/ronnel.relayo)\ **Replies:** 0\ **Last updated:** [June 16, 2026, 6:50am UTC](https://forum.irap.org/t/clarification-on-the-relationship-between-intersection-quality-pedestrian-crossing-facility-quality-and-delineation/1156 "2026-06-16T06:50:16Z")
Dear iRAP Team and Fellow Coders, I would appreciate clarification regarding the coding relationship between Intersection Quality, Pedestrian Crossing Facility Quality, and Delineation in the following scenario. A thre… --- ## [Why does my ViDA doesn't show v3.10](https://forum.irap.org/t/why-does-my-vida-doesnt-show-v3-10/1155)
**Author:** [@wondwossen.tadesse1](https://forum.irap.org/u/wondwossen.tadesse1)\ **Replies:** 1\ **Last updated:** [June 11, 2026, 8:36am UTC](https://forum.irap.org/t/why-does-my-vida-doesnt-show-v3-10/1155 "2026-06-11T08:36:55Z")
Dear friends, I am currently working on the SRE quiz. While I am creating the dataset, the ViDA version is only v3.02, and there is no other option. For confirmation purposes, I proceeded with processing, the data valid… --- ## [How to upload coding file](https://forum.irap.org/t/how-to-upload-coding-file/1153)
**Author:** [@ahmad.fawaz5](https://forum.irap.org/u/ahmad.fawaz5)\ **Replies:** 0\ **Last updated:** [May 10, 2026, 7:04pm UTC](https://forum.irap.org/t/how-to-upload-coding-file/1153 "2026-05-10T19:04:48Z")
helo , in request access to results in the dashboard, and under sandbox, i couldnt find star rating essentials in order to set a new project and dataset then upload coding file, how to solve it --- ## [Codificação rápida](https://forum.irap.org/t/codificacao-rapida/1152)
**Author:** [@igor.oliveira](https://forum.irap.org/u/igor.oliveira)\ **Replies:** 0\ **Last updated:** [April 15, 2026, 11:10pm UTC](https://forum.irap.org/t/codificacao-rapida/1152 "2026-04-15T23:10:09Z")
Qual guia rápido de codificação utilizar para fluxo de pedestres, do manual de codificação ou o do manual do plano de investimentos? Estão diferentes… --- ## [Pedestrian PEAK Hr](https://forum.irap.org/t/pedestrian-peak-hr/1151)
**Author:** [@igor.oliveira](https://forum.irap.org/u/igor.oliveira)\ **Replies:** 0\ **Last updated:** [April 6, 2026, 12:39pm UTC](https://forum.irap.org/t/pedestrian-peak-hr/1151 "2026-04-06T12:39:49Z")
How can I determine pedestrian PEAK hr traffic if I only have video and images to code? --- ## [Light segregation present or not](https://forum.irap.org/t/light-segregation-present-or-not/1146)
**Author:** [@sabrihamza789](https://forum.irap.org/u/sabrihamza789)\ **Replies:** 0\ **Last updated:** [February 17, 2026, 3:14pm UTC](https://forum.irap.org/t/light-segregation-present-or-not/1146 "2026-02-17T15:14:41Z")
In a cycle lane like this one, should I code light segregation as present or not? --- ## [Facility type: on-road lane](https://forum.irap.org/t/facility-type-on-road-lane/1144)
**Author:** [@RoxyTacq](https://forum.irap.org/u/RoxyTacq)\ **Replies:** 0\ **Last updated:** [February 9, 2026, 11:29am UTC](https://forum.irap.org/t/facility-type-on-road-lane/1144 "2026-02-09T11:29:09Z")
Should an on-road lane in-between two main traffic lanes (with no protection) still coded as on-road lane? See example from Dublin (Milltown rd): --- ## [Coding in vida demonstrator](https://forum.irap.org/t/coding-in-vida-demonstrator/1142)
**Author:** [@fatimahng444](https://forum.irap.org/u/fatimahng444)\ **Replies:** 2\ **Last updated:** [January 13, 2026, 12:38pm UTC](https://forum.irap.org/t/coding-in-vida-demonstrator/1142 "2026-01-13T12:38:02Z")
Greetings, my name is fatimah and i am new here. I am currently working on my coding assignment, and i have a question. My question is on the up grade cost, from my understanding Upgrade cost” in VIDA is not about curren… --- ## [Crossing facility (for bikes)](https://forum.irap.org/t/crossing-facility-for-bikes/1140)
**Author:** [@RoxyTacq](https://forum.irap.org/u/RoxyTacq)\ **Replies:** 0\ **Last updated:** [January 12, 2026, 10:46am UTC](https://forum.irap.org/t/crossing-facility-for-bikes/1140 "2026-01-12T10:46:01Z")
If there is a clearly marked cycle path with paving in a different colour; would this also count as a crossing facility? --- ## [Pedestrian crossing - side street](https://forum.irap.org/t/pedestrian-crossing-side-street/1138)
**Author:** [@RoxyTacq](https://forum.irap.org/u/RoxyTacq)\ **Replies:** 0\ **Last updated:** [January 6, 2026, 11:18am UTC](https://forum.irap.org/t/pedestrian-crossing-side-street/1138 "2026-01-06T11:18:03Z")
If we code the main road (mixed traffic lane or on-road lane) should we also code pedestrian crossing facilities that are along the road and cross the sidestreets? There will not be a conflict with through traffic, but … --- ## [Curvature - sharp turns](https://forum.irap.org/t/curvature-sharp-turns/1134)
**Author:** [@RoxyTacq](https://forum.irap.org/u/RoxyTacq)\ **Replies:** 1\ **Last updated:** [December 17, 2025, 10:33am UTC](https://forum.irap.org/t/curvature-sharp-turns/1134 "2025-12-17T10:33:12Z")
User Guide: “Record if the facility has a sharp turn present which would require a bicyclist or light vehicle to slow down significantly to negotiate the corner safely.” Would this situation below qualify as a sharp tur… --- ## [Upload validation failed](https://forum.irap.org/t/upload-validation-failed/1133)
**Author:** [@harrisbatubara20](https://forum.irap.org/u/harrisbatubara20)\ **Replies:** 0\ **Last updated:** [December 11, 2025, 9:28am UTC](https://forum.irap.org/t/upload-validation-failed/1133 "2025-12-11T09:28:42Z")
I have problem after my data set save to csv format and upload to VIDA, feedback from VIDA, “File Formatting Errors”, File appears to be using incorrect Delimiter char. Any one can help me to solved this problem? thx --- ## [Bus stops on cycle lane](https://forum.irap.org/t/bus-stops-on-cycle-lane/1082)
**Author:** [@RoxyTacq](https://forum.irap.org/u/RoxyTacq)\ **Replies:** 6\ **Last updated:** [December 4, 2025, 9:45pm UTC](https://forum.irap.org/t/bus-stops-on-cycle-lane/1082 "2025-12-04T21:45:18Z")
Should we code additional attributes to capture the risk of a bus stop on a cycling lane? Example: https://maps.app.goo.gl/tA96v9N7MgwN1ybq7 There is a difference in high, but the design is comfortable to cycle on. … --- ## [Flow direction - mixed traffic road lane](https://forum.irap.org/t/flow-direction-mixed-traffic-road-lane/1130)
**Author:** [@RoxyTacq](https://forum.irap.org/u/RoxyTacq)\ **Replies:** 1\ **Last updated:** [December 4, 2025, 3:21pm UTC](https://forum.irap.org/t/flow-direction-mixed-traffic-road-lane/1130 "2025-12-04T15:21:27Z")
How should the flow direction be coded for mixed traffic roads? Does it matter if there are two lanes per direction versus 1 lane per direction? Two lanes per direction: One lane per direction: --- ## [Road operating speed](https://forum.irap.org/t/road-operating-speed/1129)
**Author:** [@RoxyTacq](https://forum.irap.org/u/RoxyTacq)\ **Replies:** 1\ **Last updated:** [November 27, 2025, 2:56pm UTC](https://forum.irap.org/t/road-operating-speed/1129 "2025-11-27T14:56:01Z")
If more detailed speed data is available, should this be used instead of the ‘mean speed’ (which is prescribed in the user guide)? Example: On this road the V85 speeds are 10km/h higher than the average speed. Almo… --- ## [Solo en español latam](https://forum.irap.org/t/solo-en-espanol-latam/1108)
**Author:** [@waortega4](https://forum.irap.org/u/waortega4)\ **Replies:** 2\ **Last updated:** [November 26, 2025, 9:07pm UTC](https://forum.irap.org/t/solo-en-espanol-latam/1108 "2025-11-26T21:07:13Z")
Hola, ya saben… muchas dudas de como usar los datos!, favor sus comentarios --- ## [Project Setup & Access Issues](https://forum.irap.org/t/project-setup-access-issues/1104)
**Author:** [@raagsd1](https://forum.irap.org/u/raagsd1)\ **Replies:** 1\ **Last updated:** [November 25, 2025, 7:40am UTC](https://forum.irap.org/t/project-setup-access-issues/1104 "2025-11-25T07:40:49Z")
My regions do not have the editable star rating tab, please see attached screenshots. --- ## [Start ratings essentials, Module 4 -stage 7 processing](https://forum.irap.org/t/start-ratings-essentials-module-4-stage-7-processing/1122)
**Author:** [@antonia.barnes](https://forum.irap.org/u/antonia.barnes)\ **Replies:** 0\ **Last updated:** [October 17, 2025, 1:10pm UTC](https://forum.irap.org/t/start-ratings-essentials-module-4-stage-7-processing/1122 "2025-10-17T13:10:23Z")
When I first processed the data, my results were incorrect. I had two files and had to chose one. I didn’t know which to chose and possible selected the wrong one. I knew something was wrong because what I got for ‘cost… --- ## [Route review tool](https://forum.irap.org/t/route-review-tool/1120)
**Author:** [@dammakmahmoud21](https://forum.irap.org/u/dammakmahmoud21)\ **Replies:** 0\ **Last updated:** [October 14, 2025, 9:46am UTC](https://forum.irap.org/t/route-review-tool/1120 "2025-10-14T09:46:05Z")
HI WHY MY PROJET HAS MULITIPLICATED IN ROUTE REVIEW TOOL --- ## [Coding of Adverse Crossfall](https://forum.irap.org/t/coding-of-adverse-crossfall/1116)
**Author:** [@paul.crowe](https://forum.irap.org/u/paul.crowe)\ **Replies:** 0\ **Last updated:** [October 4, 2025, 12:00am UTC](https://forum.irap.org/t/coding-of-adverse-crossfall/1116 "2025-10-04T00:00:14Z")
I’m seeking clarification on the recommended approach when coding horizontal curves with adverse crossfall, particularly where the curve radius is relatively large and, at first glance, may not appear critical in terms o… --- ## [Non-Conforming Road Safety Barrier](https://forum.irap.org/t/non-conforming-road-safety-barrier/1115)
**Author:** [@paul.crowe](https://forum.irap.org/u/paul.crowe)\ **Replies:** 0\ **Last updated:** [October 3, 2025, 5:32am UTC](https://forum.irap.org/t/non-conforming-road-safety-barrier/1115 "2025-10-03T05:32:31Z")
According to the iRAP coding guide, a road safety barrier that has not been installed correctly should not be coded. However, what is the recommended approach in cases where the barrier, although incorrectly installed, m… --- ## [Operating Speed](https://forum.irap.org/t/operating-speed/1113)
**Author:** [@paul.crowe](https://forum.irap.org/u/paul.crowe)\ **Replies:** 0\ **Last updated:** [September 12, 2025, 4:13am UTC](https://forum.irap.org/t/operating-speed/1113 "2025-09-12T04:13:24Z")
The guides state that the operating speed, which is the greater of the posted speed limit or the 85th percentile speed, is used when calculating the Star Rating Score. Can someone confirmed that the 85th percentile speed… --- ## [Quiz 8: Comparison of Scenarios](https://forum.irap.org/t/quiz-8-comparison-of-scenarios/1106)
**Author:** [@raagsd1](https://forum.irap.org/u/raagsd1)\ **Replies:** 0\ **Last updated:** [June 27, 2025, 5:21am UTC](https://forum.irap.org/t/quiz-8-comparison-of-scenarios/1106 "2025-06-27T05:21:01Z")
Hi colleagues, I hope you are well. Please help me understand the following question. I don’t understand the part that says ‘’ Actually this Scenario is the one that you have already created for the last assignment’’ do… --- ## [Sandbox for provisional creators](https://forum.irap.org/t/sandbox-for-provisional-creators/1103)
**Author:** [@philipookuthe](https://forum.irap.org/u/philipookuthe)\ **Replies:** 0\ **Last updated:** [June 20, 2025, 1:32pm UTC](https://forum.irap.org/t/sandbox-for-provisional-creators/1103 "2025-06-20T13:32:31Z")
Does the Sandbox for provisional creators able to generate star ratings for more than 30km? --- ## [Comparing fatality estimation between two input data files](https://forum.irap.org/t/comparing-fatality-estimation-between-two-input-data-files/1064)
**Author:** [@christopher.stokes](https://forum.irap.org/u/christopher.stokes)\ **Replies:** 2\ **Last updated:** [May 9, 2025, 11:18am UTC](https://forum.irap.org/t/comparing-fatality-estimation-between-two-input-data-files/1064 "2025-05-09T11:18:06Z")
Hi there, I am trying to compare the fatality estimation of two Vida input data files. For example, I have a Vida input data file, lets call it Road Scenario 1. I have inputted the fatality estimation data into Stage 5 … --- ## [Total FSI Estimate for Scenario over analysis Period](https://forum.irap.org/t/total-fsi-estimate-for-scenario-over-analysis-period/1096)
**Author:** [@gibimaina](https://forum.irap.org/u/gibimaina)\ **Replies:** 0\ **Last updated:** [May 9, 2025, 11:05am UTC](https://forum.irap.org/t/total-fsi-estimate-for-scenario-over-analysis-period/1096 "2025-05-09T11:05:03Z")
Hi. If I make changes to coding data and want to estimate the total FSIs saved by the Scenario over the analysis period, how would I go about it? --- ## [Coding Roundabout](https://forum.irap.org/t/coding-roundabout/1094)
**Author:** [@ronnel.relayo](https://forum.irap.org/u/ronnel.relayo)\ **Replies:** 1\ **Last updated:** [May 8, 2025, 6:13am UTC](https://forum.irap.org/t/coding-roundabout/1094 "2025-05-08T06:13:08Z")
According to the coding manual, “Circular intersections that flow in a single direction around a central island with a radius of 4 meters or more should be coded as ROUNDABOUT.” Based on the attached image, this location… --- ## [Creating dataset-SR4D](https://forum.irap.org/t/creating-dataset-sr4d/1092)
**Author:** [@mankavenesia](https://forum.irap.org/u/mankavenesia)\ **Replies:** 0\ **Last updated:** [March 31, 2025, 3:28pm UTC](https://forum.irap.org/t/creating-dataset-sr4d/1092 "2025-03-31T15:28:40Z")
I am unable to create a dataset in SR4D for # Assignment 1a: Creating Baseline Star Ratings. Each time I do it indicates at the bottom that “something went wrong”. To note, I am using SR4D Version 1 for the assignment. … [Next page](https://forum.irap.org/latest.md?page=1)