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CONSTRUCTION COST

Costs were spread over many years, and overlap later capital spending.
The cost of Birkenhead Tunnel is as detailed in 1946/47 accounts.
The cost of Wallasey Tunnel is based on accounts around 1974 to 1977.

  Historical
Cost
At
March 2004
prices
Birkenhead Tunnel '000 M
CONSTRUCTION    
Working Shafts & Headings 644 27.0
Birkenhead section 1,111 46.7
Liverpool section 862 36.2
River section 1,478 62.1
River section (Roadways etc) 464 19.5
Ventilation Works 1,014 42.6
Electric Lighting Fittings 5 0.2
Electric Cables 33 1.4
Retaining Walls etc 91 3.8
Fire Alarms etc 6 0.3
Wagons & Machine 8 0.3
Engineering Fees 225 9.5
Diversion of Railway Lines & Sewers 22 0.9
Architect's Fees 34 1.4
Sundry 78 3.3
Total Construction 6,075 255.2
LAND    
Purchase of Lands & Properties 573 24.1
Rent of Site 6 0.3
Compensation for Easements & for Trade Disturbance 187 7.9
Legal & Other Expenses 24 1.0
Valuer's fees 12 0.5
Total Land 801 33.7
Promotion Expenses 43 1.8
Total Birkenhead Tunnel 6,919 290.6
     
Wallasey Tunnel '000 M
FIRST TUBE AND APPROACHES    
Land 3,600 34.2
Works 18,400 174.8
Equipment 2,900 27.6
Fees 1,600 15.2
SECOND TUBE    
Land 100 1.0
Works 7,000 66.5
Equipment 2,900 27.6
Fees 700 6.7
Total Wallasey Tunnel 37,200 353.4

(Figures exclude any interest capitalised during construction. For Birkenhead Tunnel this was £562 thousand (£24 million in current prices). Figure for Wallasey Tunnel is not known, but we estimate it was £1.5 million (£14 million in current prices).)

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