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Topographic Survey for Preparatory Survey for the Project for Intersection Improvement in Kathmandu in The Federal Democratic Republic of Nepal - JICA

Funding Agency: Japan International Cooperation Agency (JICA) and Government of Nepal (GON)
Client: Oriental Consultants Global Co., Ltd. / Japan International Cooperation Agency (JICA)
Date: March 2020 – December 2020

Japan International Cooperation Agency (JICA) and the Government of Nepal (GON) have agreed to conduct “Preparatory Survey on Intersection Improvement Project in Kathmandu” (hereinafter referred to as “the Project”). The firm intends to carry out topographic survey (hereinafter referred to as “the survey”) near Koteshwor intersection and Tinkune intersection.

All these surveys are to be carried out around Tribhuvan International Airport.

The survey works consist of eight (8) sub-components:

1. Mobilization and Demobilization

2. 1st Priority Works:

  1. Identification of  2-location Coordinates in the Tribhuvan International Airport
  2. Cross-Section Survey for the Ring Road

3. Benchmark Installation:

  1. Survey Method and Locations
  2. Survey Items

4. Plane Survey:

      A.  Survey Method and Locations: The plane survey will be conducted by GPS survey method or Total Station. Details of the survey are as follows.

  • The Roads: The Survey was conducted for the baseline road of approximately 4.2km
  • The Rivers: The Survey was conducted for the Manohara River of approximately 2.0km and the nearby road of 0.55km.

        B. Survey Item: The survey will include and measure:

  • Edges of existing payment
  • Edge of existing road
  • Edge and bottom points of existing drainage facilities
  • Structures (bridges, culverts, and other structures)
  • All public utilities (electric and telephone poles, gas and water pipe, manholes, etc.)
  •  Trees
  • Houses, building and their types 9the number of floors, private houses, public facilities, restaurants, etc.)
  • Roadside stands/stalls, etc.

5. Data Collection for Existing Underground Utilities: The existing information and data concerning underground utilities (sewage pipes, water pipes, electric lines, telecommunication lines etc.) around the project sites, especially at the intersections, shall be collected in coordination with the authorities concerned and indicated on drawings

6.  Profile Leveling Survey for the Rivers: Profile leveling survey for the rivers shall be carried out approximately 1.8km

7. Cross-Section Survey for the Rivers:

  • Survey Term- 1: The Cross-Section Survey for the Manohara River shall be carried out.
  • Survey Term- 2: The Cross-Section Survey for the rest of the Manohara River and the Hanumante River shall be carried out. The cross-section width shall cover 30m wide from each kilo post.