----- Original Message -----
From: "Tom Greeves" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Saturday, January 14, 2006 6:00 PM
Subject: Re: Flat Rod Runs
> Robert - Ailsborough (Eylesbarrow Mine) in Sheepstor Parish, SW Dartmoor
> had impressive runs of water-powered flat rods c. 680 yards and c. 1220
> yds long, c.1815-1852. The wheelpits, and many of the stone supports for
> the flanged wheels on which the rods were balanced, still survive, still
> with grease marks in many instances. See Cook, Greeves & Kilvington in
> Trans. Devon Assoc,, 106 (1974) , pp 179-182 and P. Newman (n.d.) [2000]
> Eylesbarrow (Ailsborough) Tn Mine, Devon (English Heritage), pp. 13-19 (he
> suggests the earliest system was intended to be 777m long and that the
> ultimate length of the later (1847) system was 1192m). Several other
> Dartmoor mines have good field evidence of flat rods (esp. V-shaped
> gullies in which they were set (Caroline Wheal Propsper, East Birch Tor
> etc etc), but the stone supports at Ailsborough are unique.
> Tom.
>
> ----- Original Message -----
> From: "Robert Waterhouse" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Saturday, January 14, 2006 1:14 AM
> Subject: Flat Rod Runs
>
>
>> Dear list,
>>
>> Does anyone have a list of very long flatrod runs on metal mines in the
>> UK, but especially South-West England?
>> Recent research in the Tamar Valley on the Devon/Cornwall border, has
>> identified three exceptionally long runs of 500m, 920m and 2,100m. The
>> latter was working between 1808 and 1816 on the Tavistock Canal tunnel
>> works, working four lifts of pumps, plus one on Wheal Crebor. All used
>> 40ft diameter by 4ft/5ft breast water wheels.
>>
>> What I want to know is: How rare are such long runs, which engineers were
>> responsible, and when?
>>
>> Robert Waterhouse
>>
>
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