[NFP] Why can I NOT build a DAM here?

blackhalo23

Chieftain
Joined
Jun 16, 2020
Messages
12
Trying to do Germany things...I need the DAM is a very specific spot.

However when trying to build the dam in the screenshot with I can not build in the desired location even though

1. It is a flood plains
2. City owns the appropriate area
3. The river certain appears to occupy 2 sides of the hex.
289070_20200822130845_1.png
 
Is that a custom-designed map or a randomly generated one?

Is the rightmost Sugar tile a Floodplains tile?

Is the rightmost Sugar tile controlled by Vilnius?
 
Maybe it is also because the hex has a side that touches a lake.
 
No mods at all.

Vilinius controls the middle and right dam markers.

Uncertain whether sugar tiles are flood planes or not but unable to build a dam there as well.

confirmed that the “WTH can’t” market is a flood planes (not a hill)

only thing I can even theorize is because there is that one hex which is not yet under control and maybe that somehow means the hex does not have “two” sides touching River?

having a lake touch one of the sides isn’t relevant as far as I’m aware.
 
No other dams on this river.

mad per the markers it is allowing for dam placement in two locations (that I don’t want) but will not allow me to place in the single location which I do want.

so frustrating. If there’s something I’m doing wrong I just want to understand the rule.
 
If the Sugar Tiles aren't floodplains, you won't be able to build the Dam because both tiles need to be Floodplains (e.g. a Floodplain opposite to an ordinary Plains tiles won't allow for Dam Construction). Having said that, just visually it does look like both Sugar tiles are Floodplains, so... I'm a bit stumped. The fact you haven't claimed one of the Sugars shouldn't make a difference, although if you want you could try buying it next turn and letting us know if that makes a difference.
 
If having a lake touching it disqualified it, you wouldn't be able to build on the right hand marker. Only thing I can think of is if, as you said, the problem is that tile which isn't owned. It's within 3 tiles, so buy it and see what happens. Not sure that should matter though.
 
having a lake touch one of the sides isn’t relevant as far as I’m aware.
If having a lake touching it disqualified it, you wouldn't be able to build on the right hand marker. Only thing I can think of is if, as you said, the problem is that tile which isn't owned. It's within 3 tiles, so buy it and see what happens. Not sure that should matter though.

Building a dam means turning a floodplain hex into a reservoir, at least visually.

For the right-hand marker hex, if building a dam there, the lake will be at the downstream of the dam (since the flow of the river at this hex is southeast-northwest) while the reservoir is at the upstream of the dam. Therefore the lake in this case will not effect the reservoir, so you can have a dam here.

The questionable hex, on the other hand, has the river and the lake in a parallel position. The river is west-east at this hex; if it is able to have a dam, the reservoir will have one side of it touching the lake - which is not only visually/graphically impossible in the game (reservoir touching a lake), but also geographically impossible IRL (an upstream body of water touching a downstream body of water). That is why I assume the lake is disqualifying the dam in this particular case.
 
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As per the people inquiring, there are no mods in effect and this is a completely official map, no modding, no custom mapping, no add ons, etc.
 
You can't build a dam there because its not a floodplain and dams can only be built on flood plains. That tile is a grassland hill and so is the tile next to it.
 
It's a grassland floodplain that has gained 1 production from a flood.
Uh, it's flat and splotchy yellow-green. It's definitely Plains Floodplain.


I see that 1 production is from the flood and not from the hills. So there was a flood on that flood plains and it left that extra food because of its fertility. Flood plains have 1 food and 1 production, while hills got 2 food with 1 production. It was hard to tell since that flooded fertilized flood plain had that extra food. I apologize. :o
 
You can build dams on the coast if you like. I don’t think it’s a lake issue.

Just curious due to where the word Danube is.
Are you 100% sure that the river is the danube along the entire length? If the tile you mention is the beginning of another river it might only have 1 edge on each.

Edit: Also, consider reading the Hansa guide in my signature, specifically go to the updates tab. This region can definitely be optimized a little, although it's always nice to see germany players hustling regardless!
 
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