STEP D: CHECKLIST FOR SHUTTERING WORK

SL. CHECK ITEM 1st Level

NO. Checked

Refference YES NO NA SAE

1 Material, type of shuttering:
1) Shuttering materials are proper (steel)
Forms are cleaned with steel scraper or steel brush
to make it free of rust, mortar encrustations or
2) other
3) foreign material.
No scrapped/ deformed shutter is used.
Gaps/holes in the form are closed with paper, putty
or with thin metal steels to prevent leakage of
4) cement grout.

2 Support, props:
1) Quality of prop is proper. (steel piles)

2) Interval of props are saficfactory. (maximum 2.5ft)

Proper struts are used to separate the foundation
3)
formworks.
4) Props at both ends are tighten.
Measures are taken to prevent settlement of props
5)
at ground level
6) Loose props/defective props are removed.
7) Proper packing are ensured to check leakage.
3 Shuttering planning:
1) Turn bolt are fixed properly.
2) Nuts and bolt are fixed properly.
3) Electric conduits are set properly before casting.
4) Provision of sanitaly ducts are provided properly
5) Watertightness is ensured in the formwork.
Clear cover is set properly (saline & none-saline
6)
zone considered)
7) All unused poltythine sheets are removed.
9) Level of shuttering is proper.
10) Horizontal alighment of shuttering is proper.
11) Vertical alighment of shuttering is proper.
4 Special check for pile casting:
1) Pile casting platform is perfectly is plane.
Pile form works are placed straight and size of each
2)
pile is ensured.
3) Vertical alighment of pile shuttering is proper.
Measures are taken for Water tighthness to ensure
4)
quality of concrete
5 Special check for Footings/ Pile Caps:
Proper struts are used to separate foundation
1)
frameworks.
Cork sheets are used to separate very adjacent
2)
footing foundation.
6 Special check for columns:
Use of wooden shutter for column is strictly
1)
prohibited, therefore no wooden shutter is used.
Forms made of 16 SWG steel sheet and angles with
2)
holes for fixing and tightening are prepared.
3) Height of form is within 5’-6”.
 Column form are tighten with nuts and bolts at
every hole with T-Bolts by putting jute/ foam gaskit
4) in the overlapped surface of the the two shutters.
In addition to turn Bolt and T-Bolt fixing in the
5) column shutter, props as struts in inclined are used.
6) Uniform lateral supports are ensured.
7) Column shutter is found 100% vertical.
When location of shuttering height exceeds 12 feet,
8) special type of scaffolding with cross bracing is
9) used.
Scaffolding is set for safety where it is necessary.
7 Special check for slab and beams:
Steel shutter for beams are prepared made of 16
SWG steel sheets with necessary holes and
1) clamps and strong MS Angle Frame.
Free end of platform sheet of slab is is fixed with
2)
beam shutter.
Special strut bolts are used in the middle of deep
3)
beam to prevent fattening.
Special Measures are taken to retail the alignment
4)
of edge beams and slabs.
Steel props are placed @ 2’-6’’ C/C are used for
5)
slab.
Support for each prop is OK to check against
5)
deflection (in case of ground floor slab).
6) Form of slab is found leveled properly.
In case of double height of slab of beam,
scaffolding is done as per approved design from
7) concerned Design Division.
8) Camber is done (if any)
2nd Level
Checked

SDE Comments
STEP C : CHECKLIST FOR REINFORCEMENT WORK
SL. CHECK ITEM 1st Level
NO. Checked
Refference YES NO NA SAE
1 Material of re-bar and re-bar processing:

1) Re-bar strength and ductility (grade) are as per

design
and specifications (supported by Test Reports).
2) Hooks and bends are provided appropriately as
per specificaton.
3) Rebar is free from any crack or injuries defect.

4) Samples are taken and sent for testing.

5) Brand of reinforcement is within CE's schedule.

2 Re-bar installation:
1) Size (Length and Diameter) of re-bar are as per
drawing.

2) Number of re-bar are as per design.

3) Spacing of re-bar are as per design.
4) Main re-bar dirction are as per design instruction.

5) Re-bar is tied with 24G wire (in each and every

joint).
6) Splice length is accurate.
7) Horizontal alignment of re-bar is proper.

8) Verticall alignment of rebar is proper.

9) Clear cover is set properly (Saline & none-saline).

10) Mortar Blocks is set properly.

11) Re-bar is cleaned from all loose scale, dirt, and
paint
oil, grease or other foreign substance.

3 Special check for footing:

1) Vertical rods from pile are embeded in the
footing as
per drawing.
2) Development length, Hook, splices etc are as per
specification.

3) Bottom layer re-bar direction is OK as per design.

4) Top layer re-bar (both direction) for combine

footing/ pile cap are placed properly as per
design
5) Seperator is provided properly between top and
bottom
re-bar.
4 Special check for Column:
1) Location of splice is at the middle of column.

2) Tie spacing is maintained properly.

3) Closer tie spacing near splice zone is as per
design.
4) Inner tie is provided as per design.
5) Not more that 50% rod are spliced at any section.
5 Special check for slab and beam:
1) Stirrup spacing is proper (beam).
2) At the Beam-column joint, ties are provided
properly as per drawing.
3) Length of extra top bar from column/beam face is
as
per design.
4) Crank position of slab reinforcement from beam
face is
proper.
5) Re-bar at middile position for torsion is set proper
(for
beam).
6) Top re-bar lapping is provided at the center of
beam.
7) Bottom re-bar lapping is provided as shown in
the
drawing.
8) Corner re-bar for slab is provided properly.

9) Seperator is provided properly between two layer

of re-
bar.
10) Development length and seismic stirrups are
placed
properly.
2nd Level
Checked
SDE Comments
 Page 9

STEP E-1: CHECKLIST FOR CONCRETEING WORK (Equipment and Material Preparation)
SL. CHECK ITEM 1st Level 2nd Level
Checked Checked
NO.
Refference YES NO NA SAE SDE Comme
nts
1 Aggregate for concrete material:

1) Excessive dust is screened out from coarse

aggregate.
2) Size of aggregates is satistifactory as per
specification.
3) Stone chips must be made of crushed stone or
boulder
4) Both coarse and fine agreegates are free from all
organic and deleterious materials.
5) Aggregates are well stored on brick solling
platform.
6) Percent wear of stone chips is below 30% tested
by Los Angles Abration test.
7) Compresive stone of stone agreegate shall not be
less than 36.1 MPa or 5240 Psi.
8) Laboratory tests confirm specifictions mentioned in
Sl. No. (8) and (9)
2 Grading of coarse aggregates:

1) 19mm sieve size- passing 95-100% is confirmed.

2) 9mm sieve size- passing 25-55% is confirmed.

3) No. 4 (4.76mm) sieve size- passing 0-10% is

confirmed.
4) No. 8 (2.38mm) sieve size- passing 0-5% is
confirmed.
5) Sieve analysis is done and the report confirms
above criteria
3 Cement for concrete:

1) Types of cement is CEM-1 as per specification .

2) Quality of cement is satisfied as per specification.

3) Cements are well stored, not in a moist

environment.
4) Laboratory test is done and the report confirms
above criteria
4 Other materials for concrete:

1) Admixture as per specification is presented.

2) Water is free from salt and other impurities.

3) Spare Vibrator machines and vibrator nozzles are

available.
4) Proper levelling Instrument is available at site.

5) Aggregate measuring box, sand filter are present at the

site.
6) Slump testing aparatus is present at site

7) Cylinder testing equipments are present and in well

condition.

STEP E-2: CHECKLIST FOR CONCRETEING WORK (During Construction) (page 1/2)
SL. CHECK ITEM 1st Level 2nd Level
NO. Checked Checked
Refference YES NO NA SAE SDE Comme
nts
1 Mix proportion is checked by the engineer:

1) Volume of concrete is estimated and the target time is

set.
2) Admixture is used as per design specification

2 Manpower for concreting:

1) SDE, SAE are present while mixing and placing of

concrete.
Work assistant at the mixing point is deputed to count
2) and control the batch as per concrete
pouring slip and load count slip.
3) Manpower for mixing is enough with respect to volume
of work
4) During casting sufficient shuttering men are kept for
constant watch on prop.
3 Adequacy of materials:

1) Mixing portion of cement, aggregates and sand are

investigated as per design specification.
Adequate Material such as cement, aggregates and sand
2) are presented with respect to volume of
work.
3) Aggregates are properly soaked
 Page 10

4) Aggregates are well graded.

4 Preparation at the site for concreting:

1) For bonding with old concrete, the edges of old concrete

are to be broken to give a firm bonding.
2) Grouting is used for construction joint.

3) Electrical conduit is ensured in proper place.

4) Rain protection is arranged.

5) Clear cover are monitored before placing of

concrete.
6) Casting sequence are decided as per consent of
engineer in charge.
5 Adequacy of equipments:

1) Chutes, concrete buckets are cleaned and ready for use.

2) Adequate Vibrator nozles are checked and ready for use.

3) Tower crane for vertical lifting is provided.

4) Thickness checking device is provided.

6 Mixing of Concrete:

1) Measured quantity of materials as per proportion are

dumped in the drum of mixture machine.
2) Mixiing is executed with required quantity of water for a
period of not less than 2 minutes after all material
including the water are in the drum.
3) Proper water cement ratio is ensured by measuring
slump as mentioned below:
a. Footing, pile cap, mass concrete 2" maximum

b. Precast pile, column, beam, slab 2.5" maximum

c. Ready mix concrete (with admixture) 4.0"
maximum
7 After mixing concrete:

1) Workability of concrete is adequate (slump is

proper).
2) Cubes/ Cylinders are taken from the mixing for
testing.
3) Slump test is conducted and found OK.

8 Placing of concrete:

1) Water is sprayed on surface of shutter/ steel

shutter.
2) Concrete is placed within 30 minutes after mixing the
water.
3) Height of free fall concrete is within 3 feet.

4) Concrete is layed from one end, then continuously

proceeded to the other end.
5) Fresh concrete is deposited against concrete which
is in position within 45 minutes.
6) Thickness is checked @ 3’-0’’ interval over the concrete
slab.
7) Frequent movement of labours/others over
reinforcement is avoided during casting. Use of plain
sheet as walk way for carrying concrete at
place.
8) During casting, immediate remedial measure are
taken in case props get loosened.

9 Compacation of Concrete:

1) For beam and column, concrete compaction is

done properly by vibrator.
2) Compaction is done within the 15 minutes after the
fresh concrete is placed in position.
Vibrating is stopped as soon as laitance of mortar
3) appears on the surface. (Excessive vibration
segregates the mix.)
4) Vibrating is executed properly in vertical placement of
vibrator.
5) Vibrating is executed without touching the re-bar.

6) Proper surface vibration of slab surface with thick

& plain wooden plank.

STEP E-3: CHECKLIST FOR CONCRETEING WORK (After concreting)

1 Movement over concrete surface is avoided within
24 hours.
2 Concrete surface is kept wet with water till the removal
of form work.
3 Keys in the column-lift are provided for subsequent
concreting in the proceeding days.