Cities: Skylines

Cities: Skylines

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Cars slowing down at ramp merging
Hi on my dual carriageway bridge I have a one way road that merges on to the first lane out, but it is slowing down all the traffic on the other lane.

https://imgur.com/wCSgAHD

Any help? I have used TMPE and pushed the speed limits to 100, and checked all the nodes and traffic lane instructions, but the only problem seems to be the fact that the one way road merges onto this bridge.
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Showing 1-8 of 8 comments
me22ca Feb 1, 2020 @ 6:24pm 
It's a merge point, so I think they slow down to look for merging traffic. You might be able to fix it by making the incoming lane yield.

Alternatively, you can Lane Mathematics™ it and give each incoming lane its own outgoing lane (forced with lane connectors if needed, since you said you have TMPE). Maybe make the onramp a normal 1-lane highway ramp and make the bridge 3-lane.
Dolomite13 Feb 1, 2020 @ 6:42pm 
Try searching youtube for Biffa and City Skylines he has so many videos on fixing traffic issues.
Royce Feb 1, 2020 @ 7:01pm 
Looks like a traffic light is stopping traffic just after the roundabout. You sure you have TMPE figured out?
Mytwo Centsworth Feb 1, 2020 @ 8:41pm 
Do you mean where Robert Bridge merges onto Forest Bridge? I'm not completely sure, but I think that crosswalk implies an intersection rather than a highway merge, so cars from both ways are pausing for each other. You should either change the streets to highways, or use TMPE to tell Robert Bridge to give way to Forest Bridge, and tell Forest Bridge to not give way.
abletudu Feb 1, 2020 @ 11:43pm 
Originally posted by Mytwo Centsworth:
Do you mean where Robert Bridge merges onto Forest Bridge? I'm not completely sure, but I think that crosswalk implies an intersection rather than a highway merge, so cars from both ways are pausing for each other. You should either change the streets to highways, or use TMPE to tell Robert Bridge to give way to Forest Bridge, and tell Forest Bridge to not give way.

You are exactly right about this since merging lanes never have crosswalks.
CanadianWpg Feb 1, 2020 @ 11:45pm 
Ideally you would have a single lane merging in, utilizing Lane Mathematics (2+1 lanes into an intersection = 3 lanes leaving it). If however, you don't want to change the number of lanes, you can still do a couple of things with TM:PE.
- With the Junction settings tool, set the roads to Enable entering the intersection while blocked;
- With the Priority tool, set the merging lanes to Yield;
- Optionally, you can use the lane connector to force the straight lanes to use the median lane while the merging lanes use the outside lane;

Alternatively, you could use the Move It! mod to adjust the angle of the merging lanes road until it shows straight arrows instead of turning arrows. This would allow the merging traffic to avoid slowing down and merge directly into any lane (unless lane connector forced).
OneJasonBradly Feb 2, 2020 @ 6:07am 
Originally posted by abletudu:
Originally posted by Mytwo Centsworth:
Do you mean where Robert Bridge merges onto Forest Bridge? I'm not completely sure, but I think that crosswalk implies an intersection rather than a highway merge, so cars from both ways are pausing for each other. You should either change the streets to highways, or use TMPE to tell Robert Bridge to give way to Forest Bridge, and tell Forest Bridge to not give way.

You are exactly right about this since merging lanes never have crosswalks.
Correct in the screenshot you are using a street intersecting a street. change the two lane street piece to a ramp piece (where it connects to the four lane road) and this issue should stop.
Mr Pancake Sep 26, 2021 @ 8:05pm 
I found that if you move the closest node to the one ways a little farther away they dont slow down. I had to use the move it mod though
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Date Posted: Feb 1, 2020 @ 6:05pm
Posts: 8