Title:
CONSTRUCTION METHOD OF LIFELINE
Document Type and Number:
Japanese Patent JP2020066973
Kind Code:
A
Abstract:
To allow an underground construction work of a lifeline to be achieved in an easy and inexpensive manner.SOLUTION: Piles 3 are installed in a grid pattern on a road body formed by cutting a region where a road is to be constructed to a depth not less than the thickness of a precast concrete slab (road slab) 1. Then, a shelf 16 is installed on the piles 3 arranged in a row along the length of the road, and lifelines 15a to 15d are constructed by putting them on corresponding shelves 16a to 16d. Then, the precast concrete slab (road slab) 1 is installed on the pile 3 and fixed with bolts.SELECTED DRAWING: Figure 4
Inventors:
UMEMURA YUJI
IKAI MASAMICHI
MAKINO HIROAKI
IKAI MASAMICHI
MAKINO HIROAKI
Application Number:
JP2018202214A
Publication Date:
April 30, 2020
Filing Date:
October 26, 2018
Export Citation:
Assignee:
TOYOTA CENTRAL RES & DEV
International Classes:
E01C5/06; E01C9/08; E02D29/00
Attorney, Agent or Firm:
Patent Corporation yki International Patent Office