PRESTRESSED SEGMENT TUNNEL LINING

The primary lining is designed for boring the tunnel by Tunnel Boring Machine (TBM). For example namely Standard segments, Tapered segments, and Steel segments.

INSIDE	WALL	SEGMENT HEIGHT (mm)			CONNEC TION	EXISTING SEWER
DIMENSIONS (mm)	THICKNESS (mm)	STANDARD	ADJUST	VARIES	SYSTEM	RC PIPE	BOX CULVERT
BANGKOK WASTEWATER PROJECT
1000 X 2400	200	1200	300 / 600	300 ~ 1100	WELDED STEEL PLATES	Ø 600
1200 X 2400	200	1200	300 / 600	300 ~ 1100		Ø 800
1650 X 2550	200	1200	300 / 600	300 ~ 1100		Ø 1000 - Ø 1200
1650 X 3000	200	1200	300 / 600	300 ~ 1100		Ø 1000 - Ø 1200	1200 X 1200
1650 X 1500	200	1200	300 / 600	300 ~ 1100		Ø 600 - Ø 1200
2900 X 3850	250	2000	500	300 ~ 1900			2250 X 2250
BANGKOK WASTEWATER PROJECT
1200 X 3900	250	1200	300 / 600	300 ~ 1100	WELDED STEEL PLATES	Ø 600 - Ø 800
1650 X 3900	250	1200	300 / 600	300 ~ 1100		Ø 1000 - Ø 1200
1650 X 3000	250	1200	300 / 600	300 ~ 1100		Ø 600 - Ø 1200
1650 X 1650	250	1200	300 / 600	300 ~ 1100		Ø 1000 - Ø 1200
2000 X 3900	250	1200	300 / 600	300 ~ 1100			1200 X 1200
2000 X 2000	250	1200	300 / 600	300 ~ 1900			1200 X 1200

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