This document discusses different types of pipes used for crossings, including DWC pipes, GI pipes, and RCC Hume pipes. It notes the diameters and materials of each pipe type, and specifies they should extend 1 meter beyond any crossing. It also mentions using 1:2:4 concrete encasement at the pipe ends where required. The pipes are supplied in standard lengths of 6 meters or as approved by the owner.

1. adopting

2. . DWC Pipe: / GI Pipe:
• Used for crossing of roads, rivers, bridges.
• DWC pipe: 75 or 120 MM
• GI pipe: 50 and 100 MM
• The DWC / GI to be extended by 1 meter beyond crossing.
• 1:2:4 concrete shall be used for encasing of the DWC/GI pipe at both end, wherever required.
• The DWC/GI pipes shall be supplied in standard lengths of 6m or as approved by Owner.
6. RCC Hume pipe:
• Used for river, nallah crossing encountered on the route
• 80 mm and 100 mm diameter with thickness of 25 mm
• The RCC Hume pipes shall be supplied in standard lengths of 2m or as approved
• The RCC Hume pipe shall be sealed at both ends.

3. • The four basic type of strategic control are:
• • Premise control: It identifies the key assumption and keeps track of
any change in them to assess its impact on strategy and
implementation. The goal is to find if the assumptions are still valid or
not. It is generally handled by the corporate planning staff considering
the environmental and organizational factors.
• • Implementation control: It includes evaluating plans, programs,
projects to see if they guide the organization to achieve
predetermined organizational objectives or not. It consists of
identification and monitoring of strategic thrusts.
• • Strategic surveillance: It aims at generalized control. It is designed
to monitor a broad range of events inside and outside the