Road block for General use in building etc

About road block

3. PURPOSE
•To delay the enemy
•To disorganize the
enemy
•To channelize the enemy
•To demoralize the enemy

4. BASIC PRINCIPLES OF ROAD BLOCK
•Layafterturning
•Ifthereisnoturninglayondead
ground
•Ifthereisnodeadgroundlayon
defile
•Ifopenareathenalsocoverthe
shoulderoftheroad
•Depth
•Shouldbeunderobservation
•Shouldbecoverbyfire

5. TYPES OF ROAD BLOCK
1. PERMANENT ROAD BLOCK
2.MOVEABLE ROAD BLOCK
3.SUBSIDIARY ROAD BLOCK
4.IMPROVISED ROAD BLOCK

6. 1.PERMANENT ROAD BLOCK
Can not be shifted, preparedat the
location
RCC CUBE
RCC PIMPLE
RCC COFFIN

7. 1.5 mtr
1.5
mtr
1.2 mtr
30 cm
0.90 mtr
RCC CUBE
(Reinforced Cement Concrete)

8. RCC CUBE
•Made of RCC(Reinforced Cement
Concrete)
•Size 1.5m x 1.5m x 1.5m
•Underground –30cm
•Over ground -1.2m
•Distancebetween-
-Centre to centre-3m
-Corner to corner –90 cm
-Row to row -3m (staggered)
•Minimum row -5, standard –7

9. 3 mtr
3mtr

13. 30 cm
RCC PIMPLE

14. 90 cm
90 cm
30 cm
30 cm
90 cm
RCC PIMPLE

15. RCC PIMPLE
•Made of RCC
•Size –bottom:-90cm x 90cm
top:-30cm x 30cm
height:-90cm
•Underground 30cm
•Distance –
• centre to centre –2.25m
• corner to corner –1m
• row to row –2.25m (staggered)
•Minimum row –5 , standard -7

16. 1 mtr
2.25 mtr
90 cm
90 cm
30 cm
30 cm

19. 1.5 m
1.5 m
90 cm
15 cm
90 cm
45 cm
Head
Tail
RCC COFFIN

20. RCC COFFIN
•More effective in comparative to other obstacles
•Time consuming in construction
•Can block tanks of 25 ton
•Size –length:-1.5m
width:-base -90 cm, top -15cm
height:-head 90cm, tail 45cm
•Distance:-centre to centre –2.1m
corner to corner –90cm &1.2m
•Minimum rows –3, standard -5 (staggered)

21. 150 cm
90 cm
90 cm
Head
Tail
15cm

23. 2.7 m.9 m
1.2 m
tail
head
2.1 m

24. 2.MOVEABLE ROAD BLOCKS
May be shifted from one place to
other as per requirement
•RCC CYLINDER
•VERTICAL RAIL
•BEND RAIL

25. RCC CYLINDER
75 cm90
cm
60cm

26. 2.9 m
1.7 m
RCC CYLINDER

27. RCC CYLINDER
•Group of three cylinders one big & two small
•Diameter of cylinders:-60cm
•Height of cylinders:-
one cylinder’s:-90cm
two cylinder’s:-75cm
under ground :-30 cm
•Cylinders of 75cm placed towards enemy side
•Distance bet group to group:-
centre to centre-2.9m,
•corner to corner -1.7m
•row to row -2.9m (staggered)
•Minimum rows -5

28. 135
cm
60 cm
60 cm
67.50 cm
1.2 m
VERTICAL RAIL

29. VERTICAL RAIL
Made of RCC & rail
•Ht of concrete -135 cm
•Width & length -60 cm
•Height of rail:-67.5cm to 105cm( 67.5 , 75 ,
82.5,90,105 cm )
•Complete concrete inside the ground
•Rail to rail dist –1.2 m
•Row to row dist -1.5 m (staggered)
•No ofminimum rows -5

33. 135 cm
60 cm
60 cm
30 cm
30 cm
30 cm
67.5cm
BEND RAIL

35. BEND RAIL
•Size of concrete –same as vertical rail
•Head of concrete base–30*30*30cubic
cm
•Height of rail:-67.5cm to 105cm( 67.5 ,
75 , 82.5,90,105 cm )
•four rows to be placed
•Rail bended
•Rail to rail dist-1.2 m
•Row to row dist-1.2 m
•Dist between 2
nd
& 3
rd
row-2.4 m
•Head of 1
st
row in enemy side
•Head of 2
nd
row in own side
•Head of 3
rd
row in enemy side

36. 1.2 M
2.4 M

37. 3.SUBSIDIARY ROAD BLOCK
•Thistyperoadblockspreparedwhen
materialsforpermanent&movableRBs
arenotavailablebutotherstores
availablelike...
•SWR(Steelwireroap)(10cmdia)–to
block25tontank
•Barbedwire
•LAIP
•Coilconcertina
•Barrel200ltr
•Barriers
•MineA/Tank

38. 4.IMPROVISED ROAD BLOCK
•When material forany type of RBs
and other stores arenot available,
local resources may be used
•Tree barriers
•Wheels of vehicles
•By placing rocks on road
•Thorn bushes
•Drainage

49. Tree barriers