TABULAR VIEW OF SOME RECORDED EXPLOSIONS. 
Scorn or Pit, 
and County. 
Date. 
Reported on by 
£ 
Character as to Gas. 
Condition on 
Character of 
cubic fee 
p min. 
J \ir 

Kind of 
jjjj Light! 
[fg« used. 
■3pl 
Apparent 
or sii[i|mved 
Explor-iun. 
Improvements recommended or suggested in the 
IF 
■ : -i 3 
Jl 
Little Pit, 
Durham. 
Sept. 1844 
Dr. Faraday ami 
Sir C. Lyall. 
" Less fiery than many.' 
" As little as any in tna 
part of England." 
Good. 
" Most admirable." 
25,400 
Lamps 
only. 
Fall of roof on 
drawing Jud. 
Drawing off the gas tV.nn tin- ^i.af, -eparate from the 
" Almost 
keep a 
jAllumv, 
Durlinm. 
Aug. 1845 
Dr. Ployfair. 
37' 
41t 
30' 
5t 
Not reputed very fiery 
hut quantity of ga> 
very considerable. 
"NobWrorothe, 
"Sufficient." (Dr. P.) 
" Very good." (Pit- 
40,000 
n'sha'f 
Candles 
Lou Mai) 
Additional shaft-, C-e t.f lamp-; in (he "Low Seam.' 
Great 
li in in 
Black Ycin, 
Sir H. De la 
Bechcand Mr. 
W. W. Smyth. 
150 
35 
" As a whole, much 
gas.*' "Very fiery.' 
(Pitman.) 
" Examined that 
morning ; no gas 
Sufficiint air the 
limHe 
I lamps. 
1 candles. 
ml., goaf uHli 
a candle. 
An additional shaft and other arrangements for 
Afurnaceo^Zllimriway.larger 
Si'llle "1 
orked with lamps 
they could not 
ndleliehle.l.'ejc 
(li lineiiv. 
Warwick. 
Jan. 1847 
Mr. W. W. 
Smyth. 
25 
" No efficient system 
Carnil,'.-;. 
doggy. 
More care as to stoppings. 
Lancaster. 
Ditto. 
9 
" Quantity of gas rather 
Nearly 
4 miles 
Candles. 
Belter upcas! draught, slimier tnt.il air. course. More 
care as io stopping ami decrs. liiatlioos to be carried 
nearer to the faces ni' work. Obedience of men to rules. 
Ardsley Moid 
Mnr. 18(7 
Sir H. De la 
73 
" Average quantity." 
Not complained of. 
Chiefly 
M 
Shafts too near each other. ( A third shaft intended. ) 
Lamps aloim to be used near the goaf. (Works ill 
'■ Would 
candle 
sweal away a 
BaI"*".'^.' 
W. W. Smyth! 
any day," 8jc. 
Ynrksh. 
Darlov Main. 
York.ii'. ' 
Jan. 1849 
Mr. Smyth, Mr. 
Trcmoiilioere. 
and Newspaper. 
101 
75 
" But little." 
"No sulphur." "A. 
Quantity of air too 
A o,ooo e 
should be "scaled off" for furnace. Upcast shaft too 
Candle*, 
.i^swealmg th, 
3 in 2 
OUUIAM. 
Oct. 1850 
Newspaper. 
15 
Not stated ; must have 
been large, since lamps 
only 1 ! 
Fall of roof on 
Obviously one or more additional shafts. 
* In Low Main. t In Bensham. 
TABLE 2, CONTAINING CHIEFLY ENGINEERING PARTICULARS. 
ShafU. 
Depth. 
Dip 
Throws. 
Character and Hardness of Coal. 
Roof. 
Floor. 
Statements as to Goaf. 
Kind of 
Mode of Working. 
Ne ami Distance. 
Explosion. 
lAtWKIX. 
310 
H 
1 in 24 
To S. E. 
Almost free. 
Seam very regular. Some gun- 
Shale and sandstone; 
Sandy clay; i 
One of 13 acres. 
Believed to have 
been two. 
14 feet. 
ago 
5 
1 in 32 
To S. 
Several slight. 
Some gunpowder used. 
Said lo be kept clear. 
Two ; the last worst 
tlUCA. 
2—24 feci. 
Down 9 ; 
Dp 10 by 10. 
6 to 18 
Aver. 9 
Curved; 
1 in2to 1 in6 
ToN.W. 
Very hard. Gunpowder said to 
be necessary. 
Carbonaceous shale ; 
Soft. 
Wind-ways over them. 
Small in proportion 
to damage done. 
2 — 1 few yards; 
No furnace. 
7 feet. 
180 
Small at 
,nc lime. 
30 
Irregular. 
To S.W. 
Much shattered and injured. The 
height forbids the use of lamps. 
Tender bind; in some 
Walled off. 
In "sides of work." 
sidcr.ible distance 
Down 19 j 
154 
140 
200 
5 
7 
Gunpowder said to be necessary. 
Carbonaceous shale ; 
tolerably secure. 
" The air sweeps [he 
outskirts." 
The Oaks 
2-9 feet. 
Down 0 to 10? ; 
Up 9. 
283 
B 
11 and 14 
To E. 
1 Up, 
17 ft. to W. 
Shale ; readily break- 
"Air-courses by the side.' 
" Air passes round it." 
Long, or Shropshire. 
3 
2 Down. 91 i 
131 
75 
120 
8 
One principal 
Small and slow. 
Intermediate; between poEt 
and -tall and long wall. 
1 braltiecd into 2 
Small. 
<i 
To S. 

