1GL Bolt: Shirland, Church   

Bolt in North-west corner of Shirland Church tower ; 4.03 ft. above surface [1GL, Sheffield to Birmingham, Mark No. 81] =?= CUT MARK: TWR ST LEONARDS CH N FACE NW ANG (136.3706m ODN, 1.2M AGL).

Location
Grid reference: SK 3995 5846.
Landranger 119: Buxton & Matlock, Bakewell & Dove Dale.
Structure: Church.
Waypoint: BT1010.

Neighbouring Bench Marks

BM	Shirland, Methodist Church 107.70m to the north.
BOLT	Shirland, School 371.62m to the northwest.
BM	Shirland, School 592.03m to the northwest.
BM	Shirland, Methodist Church 967.68m to the west.
BM	Morton, Holy Cross Church 1.83km to the northeast.

The nearest fundamental bench mark is Matlock, 9.14km to the west.

First Primary Levelling, England & Wales (1840-60)
This bench mark was used during the First primary levelling, England & Wales, and was levelled with a height of 448.2110 feet [136.6147 metres] above mean sea level (Liverpool datum). It was included on the Sheffield to Birmingham levelling line. The surveyor's description was Bolt in North-west corner of Shirland Church tower ; 4.03 ft. above surface.