Name:
NR TWI 2G015 ISSUE 1 PDF
Published Date:
03/01/2005
Status:
[ Active ]
Publisher:
Network Rail
Introduction
This Track Work Instruction covers the use of sighting boards used in measured shovel packing (MSP).
They are sometimes referred to as boning boards or boning rods. A set of sighting boards includes a target board, an intermediate board and a sighting board.
See also separate instructions:
TWI 2T007 How to carry out measured shovel packing
TWI 2G004 How to measure voids
| Edition : | 1 |
| File Size : | 1 file , 82 KB |
| Number of Pages : | 4 |
| Published : | 03/01/2005 |
