particular specifications (road works) - CIDCO Maharashtra Ltd.

CIDCO OF MAHARASHTRA LTD
C.A.No.01/CIDCO/SE(KHR)/EE(KHR-I)/2010–11 Pg. No. 433
b) Cement Mortar
All cement mortar to be used on this work shall be in proportion
as specified and directed by the Engineer. The ingredient shall be
measured dry, be means of properly made gauge boxes on a
covered platform and shall be thoroughly mixed dry before
adding water to get the required consistency. Only such quantity
of mortar shall be prepared at a time as can be used up
immediately. Mortar after it has begun to set, shall not be
allowed to be raked up again, but shall be rejected and the
contractors shall removes the same from the work site
immediately.
c) Workmanship
This brick work shall be carried out in a workman like manner and
in perfect plumb, line and level as required. Brick shall be
thoroughly cleaned, well watered or soaked in water for atleast 12
hours before being used on the work. No broken bricks shall be
permitted to be used except as closers. Good bond shall be
preserved throughout the work both laterally and transversely.
All bed joints shall be horizontal in vertical walls, radial in arches
and at right angles for the slopes in battered walls. In walling, the
courses shall be kept perfectly horizontal and rise in plumb. The
vertical joints shall break joints with the course below and above.
Use of bats shall be avoided as far as practicable. The joint shall
be close and regular and shall not exceed 12mm in thickness.
The bond shall be English Bond unless otherwise permitted by the
Engineer. The contractor shall provide at their own expense all
moulds, tamplates, centres, scaffolding etc. as may be required for
the proper execution of the work and nothing extra will be paid for
the same.