My Dam Project

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Discussion

sploosh

Original Poster:

822 posts

209 months

Monday 12th March 2012
quotequote all
Nice sunny weekend so I got to spend an hour or so on my dam.

As you can see from the photos I have a long way to go - last year I closed the gap over the royal wedding weekend at the end of April and maintained the full span until mid October when the first winter floods made it too difficult to conduct repairs.




My plan for this year is to build 1/3rd of the way across from the near bank then cross the river and start construction from the other side. Last year I ran out of bigger stones for the middle reach and ended up scavenging from the elsewhere on the dam as the smaller stones were being washed away by the velocity of the current. This year I plan to create a store of larger stones mid river so I have plenty of stock when needed.

The photo below shows where I've already started to stockpile thrown stones at the head of the dam as the water was too cold for wading this weekend.



Learning from last year's mistake I may require the services of a banksman to describe the projected course of the dam across the river to prevent any misalignment. As you can see, I have a tendency to throw slightly upstream which contributes to this misalignment, and more importantly depletes the stock of construction materials.



This final picture "pre-construction" picture illustrates the width of the river when not in flood. In full flood the water level easily rises over 5ft causing severe disruption to the structure.

Last year I was able to raise the water level by around 18" flooding most of the exposed pebble beach and creating an ideal lagoon for paddling a rubber dinghy.

Note the agricultural debris in the mid foreground. Subject to further testing I may seek to incorporate this into the structure, perhaps creating a cantilevered platform. However I do have concerns that this may detract from the visual appearance of the dam.

I'm not able to visit the site for a couple of weeks but I will provide updates as the build progresses.


Sploosh


TheEnd

15,370 posts

189 months

Monday 12th March 2012
quotequote all
Is that it?

You should try speeding it up by using shopping trolleys and car tyres.

sploosh

Original Poster:

822 posts

209 months

Monday 12th March 2012
quotequote all
TheEnd said:
Is that it?

You should try speeding it up by using shopping trolleys and car tyres.
I expected the first reply to at least mention beavers.

chrismcg1

508 posts

174 months

Monday 12th March 2012
quotequote all
sploosh said:
TheEnd said:
Is that it?

You should try speeding it up by using shopping trolleys and car tyres.
I expected the first reply to at least mention beavers.
Or to ask Why The fk are you doing it - or did I miss something

TheEnd

15,370 posts

189 months

Monday 12th March 2012
quotequote all
I guess it's 'cos he's already made a treehouse, and is bored of digging holes for the hell of it, so next is to inefficiently dam a river.

Join us next week when Sploosh makes a tyre swing, and hits an old washing machine with a stick for an hour before tea.


Dibble

12,938 posts

241 months

Monday 12th March 2012
quotequote all
Brilliant. Almost completely pointless yet utterly brilliant.

I remember damning streams/rivers as a boy just for the hell of it. Very satisfying. Good work OP. Not quite up there with Dave and his light on a stick, but impressive solo dedication.

Keep us posted on progress.

thumbup

Caruso

7,441 posts

257 months

Monday 12th March 2012
quotequote all
Your plan should include building an R/C scale model Lancaster bomber.

dmulally

6,201 posts

181 months

Monday 12th March 2012
quotequote all
Dibble said:
Brilliant. Almost completely pointless yet utterly brilliant.

I remember damning streams/rivers as a boy just for the hell of it. Very satisfying. Good work OP. Not quite up there with Dave and his light on a stick, but impressive solo dedication.

Keep us posted on progress.

thumbup
+1

Bookmarked.

Dibble

12,938 posts

241 months

Monday 12th March 2012
quotequote all
I seem to remember from stream damming 101 that a concave structure works best (ie "inside" of the curve facing upstream) works better, as does a sort of right angle section, with the vertical face upstream, sloping face downstream.

St. Anger

1,125 posts

182 months

Monday 12th March 2012
quotequote all
This is brilliant. I don't quite know why, but I will be reading with interest hehe

skip_1

3,460 posts

191 months

Monday 12th March 2012
quotequote all
Watching this thread now. Do you get people damaging your dam?

anonymous-user

55 months

Monday 12th March 2012
quotequote all
St. Anger said:
This is brilliant. I don't quite know why, but I will be reading with interest hehe
This

I have a mixture of bewilderment and childish glee

Hoofy

76,410 posts

283 months

Monday 12th March 2012
quotequote all
fk ME! I'm getting old. I saw that and immediately wondered if you might be breaking some kind of law. *goes off to get toy cars from loft*

mybrainhurts

90,809 posts

256 months

Monday 12th March 2012
quotequote all

YesItsAVW

2,721 posts

166 months

Monday 12th March 2012
quotequote all
mybrainhurts said:
Haha!

St. Anger

1,125 posts

182 months

Monday 12th March 2012
quotequote all
rofl

hornetrider

63,161 posts

206 months

Monday 12th March 2012
quotequote all
laugh

The Beaver King

6,095 posts

196 months

Monday 12th March 2012
quotequote all
Pfffttt....

My house is bigger...

cragswinter

21,429 posts

197 months

Monday 12th March 2012
quotequote all
hehe

dmulally

6,201 posts

181 months