Sunday, October 25, 2020
   
Text Size

Site Search

Nam Mae Mao Mini-Hydroelectric Project

Project Name : Nam Mae Mao Mini-Hydroelectric Project

Consultant: Asian Engineering Consultants Corp., Ltd.

Country : Thailand

Project Location within Country : Chiang Mai Province, Thailand

Name of Client : National Energy Administration (NEA)

Professional Staff Provided :

No. of Staff : 9

No. of Man-Months : 23

Start Date (Month/Year) 9 June 1983

Completion Date (Month/Year) 8 April 1984

Approximate Value of Services : US$ 0.15 M.

Name of associated firm(s), if any : Proportion : Snowy Mountains Engineering Corporation. 25.44 %

Project Cost : US$ 10 M.  (1 US$ = 23 Baht)

Detailed Narrative Descriptive of Project : The detailed engineering investigations and design work undertaken for this Stage I development pertained to that of a concrete gravity dam approximately 73 m. high above the river bed with a crest length of 140 m. The Nam Mae Mao reservoir contains an annual active regulating storage of 20 million cubic meters capable of supply irrigation water to a total irrigable area of 3,000 hectares. The water conveyance system has a capacity of 9 cubic meters per second and comprises an intake from the reservoir, a 2.40-meter diameter pressure tunnel (more than 1,000 m. in length), a surge tank 10.00 meters in diameter, a 2.00-meter diameter round steel-lined pressure tunnel (330 m. long) and a concrete encased buried steel pipe penstock (1.60 m. in diameter and 125 m. long).

10

Detailed Description of Actual Services provided :

The Following consultancy services were provided in this project:

  • Review of the project layout and conceptual design
  • Hydrological studies
  • Topographical Maps
  • Geological/materials investigations and tests
  • Establishing final design criteria for structures (i.e. dam, spillway, intake, outlet . R.C. pressure pipeline, steel pipes, powerplant and transmission line)
  • Detailed hydraulic design of spillway, intake, pipeline, outlet works and tailrace
  • Detailed structural design of concrete and steel structures
  • Electrical and mechanical design of powerplant, switchyard and transmission line
  • Construction scheduling
  • Quantity and cost estimation
  • Contract drawings
  • Specifications and tender documents
  • Preparation of inception report, progress reports and final reports

Highlight :

The concrete gravity dam approximately 73 m. high above the river bed with a crest length of 140 m. The Nam Mae Mao reservoir contains an annual active regulating storage of 20 million cubic meters capable of supply irrigation water to a total irrigable area of 3,000 hectares.

 

พันธมิตรสมาคม

1 2 3 temca