Road Network Project, Construction Supervision Consulting Services [ADB Loan No 2187-BHU], Bhutan

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Client: Department Roads, Bhutan
Funding Agency: Asian Development Bank
Period: August 2008 to June 2011
Consulting Association: WSP Imc, UK, GEOCE Consultants (P) Ltd, Nepal & Druk Consultancy, Bhutan
Approx. Value of Services: Total-US$ 1.19 Million; GEOCE’s part US$ 450,000
Professional Staff Input: International (27) Regional and National (108 and 90) person months.

 
Salient Details:

Road Network Project comprised of: (i) periodic maintenance, rehabilitation and improvement of Trongsa-Gelephu National Highway (i.e.NH3) in about 121 km selected sections (i.e. Gelephu-Tingtibi, 97.6 km and Kuenga Rabten – Trongsa, 23 km); construction of about 16 km realignment of NH3 (between Tingtibi and Wangdigang bridge): and upgrading of two bridges (Wangdigang and Yeshigang); and (ii) construction of 4 new feeder roads -111 km, which include Autsho-Garbagtang (54 km) and Kharthungla-Kangpara (34.5 km) in the east and Mirchim-Bongo (16.5 km) and Tekizam-Bjena(6.4 km) in the west. Moreover, the project will contribute to enhance capacity of DOR for managing road asset; and equip to develop private sector participation in domestic construction industry. The project cost is US$ 34.1 million.

The scope of services include Construction supervision of periodic maintenance of 121 km, Gelephu-Tingtibi and Kuenga Rabten-Trongsa sections of NH 3 and upgrading of Wangdigang and Yeshigang bridges (43 m and 34 m spans respectively, steel bridge with RCC deck) (divided into four contract packages GT01, GT02, GT03 and GT04) and 16 km new construction of realignment (Tingtibi-Wangdigang) of NH3 (divided into two contract packages GT05 and GT06); and construction of 4 feeder roads (Tekizam-Bjena, FR03, 6.4 km; Mirchim-Bongo,FR01, 16.5 km; and sections (Autsho-Gumrang, FR04, 15km; Garbatang-Chali, FR07,12 km and Kharungla-Growanchu, FR08,16.3 km) of Autsho-Garbagtang and Kharungla-Kangpara – total 66.1 km and 9 bridges-2 RCC and 7 Bailey bridges-18 to 58 m span) divided into 5 contract packages. 

First Year Periodic Maintenance Program, Road Sector Development Project (IDA Grant No. H339-NEP)

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Client: Department Roads
Funding Agency: World Bank
Period: March 2008 to February 2011
Consulting Association: GEOCE Consultants (P) Ltd, MULTI and GEC JV
Approx. Value of Services: Total-NRs 19.8 Million; GEOCE’s part NRs 11.89million.
Professional Staff Input: National (83) person months.

Salient Details:

Road Sector Development Project (RSDP) as follow on of Road Maintenance and Development Project (RMDP) assimilates three components – upgrading of about 364 km hill roads to all weather sealed gravel standards enhancing accessibility of 6 district headquarters; periodic maintenance of 500 km strategic roads; and institutional strengthening. The consulting assignment was for design and construction supervision of periodic maintenance of 182 km roads. Major scope of services included:

1. Preliminary Assessment

Preliminary assessment of 9 candidate roads (total 192 km), which included preliminary survey, analysis, ranking, prioritization and selection of total 182 km length of following road/road sections for periodic maintenance under FYPM. This was done following DOR Policy on Periodic Maintenance Planning.

  • Nagarjun-Tandi road, Nagarjun-Thulo Khola section of Kathmandu-Trishuli Road, 9.7 km
  • Pipalbot-Naubise-Simle road section of Tribhuvan Rajpath, 21.6 km
  • Mugling Bridge-Anbukhaireni section of Prithivi Highway, 7.2 km
  • Anbukhaireni-Gorkha Road, 24.7 km
  • Butwal-Kothi road section of East-West Highway, 22.5 km
  • Hetauda-Pathalaiya road, Chure-Pathlaiya section 19.2 km
  • Birgunj-Kalaiya road, Dudhaura Khola-Kalaiya section, 6.3 km
  • Biratnagar-Itahari-Dharan-Bhedetar road section of Koshi Highway, 50 km
  • Kakarbhitta-Mawa section of East-West Highway, 20.9 km (selected stretches)

2. Design and Preparation of Bid Documents

  • Survey and investigation comprising visual survey, pavement strength evaluation survey, confirmatory soil investigation, traffic and axle load surveys (13 locations), appraisal of off-road works (i.e. road inventory survey) and construction materials survey.
  • Pavement design comprising resurfacing with DBST, strengthening of asphalt concrete and crushed stone base overlay,
  • Design of drainage improvement
  • Design of essential off-road works (retaining structures, minor bridge maintenance)
  • Preparation of environmental and  social management plan 
  • Preparation of bid documents for procurement of civil works contracts for periodic maintenance intervention using WB, Standard Bidding Documents, May 2006

3. Construction Supervision

  • Construction supervision, contract administration and quality control of periodic maintenance works of 160 km roads/road sections divided into 7 contract packages. Total value of works NRs 307.9 million.
  • Assistance to Division Road Offices-Kathmandu, Bharatpur, Damauli, Butwal, Hetauda, Morang and Jhapa in implementation of periodic maintenance works.