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 Shafts  Index  Shafts 

Brenkley Colliery

Air Shaft

Section of Strata sunk through at Brenkley Air Shaft. Commenced to sink, September 30th, 1870

Shaft Details

Sunk: 30 Sep 1870, Closed: 1985

Approximate surface level 200 feet above sea (Ordnance datum)

Switch to measurements in:  fathoms, feet & inches, or metres





































Geology encountered   Thickness   Depth
  ft. in.   ft. in.
Peaty soil    0  4     0  4
Strong clay    5  0     5  4
Sand and gravel    1  2     6  6
Strong gravelly clay    14  0     20  6
Shivery white post    16  7     37  1
White post    8  0     45  1
Leafy post    2  6     47  7
Strong white post    67  5     115  0
COAL    0  3     115  3
Seggar clay    0  4     115  7
COAL    0  3     115  10
COAL - Bensham Seam    5  5     121  3
    Seggar clay    3  4       
    COAL    2  1       
Seggar clay    2  0     123  3
Strong white post    2  6     125  9
Grey metal stone    1  6     127  3
Strong grey post    0  10     128  1
Blue metal and ironstone girdles    1  9     129  10
COAL    0  9     130  7
Seggar clay    0  4     130  11
Blue metal    3  2     134  1
Grey metal    6  4     140  5
Strong white post    14  5     154  10
Grey metal    2  10     157  8
Grey post    1  3     158  11
Grey metal    4  7     163  6
Blue metal    6  0     169  6
Mussel-shell bed    1  0     170  6
Grey metal    2  3     172  9
COAL - Low Main Seam    4  4     177  1
    Band    0  2       
    COAL, top    0         
    COAL, grey    0  3       
    COAL, good    3  4       
    Stone parting    0  1       
    COAL, bottom    0         

Source: An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume A-B, published by the North of England Institute of Mining & Mechanical Engineers, 1878

  original entry for sinking/boring number 0291 in "An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume A-B, published by the North of England Institute of Mining & Mechanical Engineers, 1878"

  main page for Brenkley Colliery

 


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