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'2 Lane Without Invert

The document is a diagram showing a typical cross section of a two-lane tunnel without the invert details. It depicts the various layers and components of the tunnel lining from the outer pavement layers down to the subsurface drainage systems. Key elements shown include a 30mm thick waterproof membrane, 350mm thick concrete lining, space for traffic signs and utilities, and longitudinal tunnel drainage systems.

Uploaded by

Shivendra Kumar
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77 views1 page

'2 Lane Without Invert

The document is a diagram showing a typical cross section of a two-lane tunnel without the invert details. It depicts the various layers and components of the tunnel lining from the outer pavement layers down to the subsurface drainage systems. Key elements shown include a 30mm thick waterproof membrane, 350mm thick concrete lining, space for traffic signs and utilities, and longitudinal tunnel drainage systems.

Uploaded by

Shivendra Kumar
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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C

TUNNEL
LUMINAIRE

SHOTCRETE
ACCORDING TO
SUPPORT CATEGORY

FIN
R5 SHE
50 D
30mm THICK WATER

I
PROOFING MEMBRANE

5980
350mm THICK CLEARANCE
CONCRETE LINING PROFILE
(EXCAVATED)

(EXCAVATED)
FINISHED
PROFILE

9122
100 100

5505
SPACE FOR 4000 4000
TRAFFIC SIGNS SPL

B
C
D
PAVEMENT RAILING
E LAYERS

3142
F ±0.00
SPACE FOR UTILITY SPACE FOR
UTILITY
-1.08 SURFACE WATER
DRAIN (450MMØ)
LONGITUDINAL TUNNEL -1.31 SUB SURFACE
DRAINAGE WITH
WATER
FLAT-BOTTOM PROFILE
350 5500 5500 DRAIN (200MMØ)
350
(200MM)

11000
EXCAVATED
TYPICAL 2 LANE TUNNEL SECTION (WITHOUT INVERT)

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