Investigation Works for Road Tunnel and Road Rehabilitation Projects
| S.N |
Project Name |
Location |
Started |
Ended |
No of Drill Holes |
Drilled Depth (m) |
Max. Drilled Depth (m) |
Remarks |
| 1 |
Nagdhunga-Naubise-Mugling Road |
Dhading/
Chitwan |
December 2024 |
February 2025 |
10 |
340 |
50 |
Exploratory core drilling and in situ testing |
| 2 |
Kathmandu Terai Fast Track Project |
Sisneri |
April 2024 |
August 2024 |
18 |
690 |
40 |
| 3 |
Pre-Construction Ground Investigation of Access Road of Upper Arun Hydroelectric Project |
Gola/Namase/Rukuma |
October 2023 |
June 2024 |
6 |
110 |
20 |
Exploratory drilling, Test Pitting, SPT testing and Laboratory test |
| 4 |
Posta Bahadur Tunnel (Bhimphadi – Kulekhani Tunnel) Project |
Makawanpur |
March 2020 |
June 2020 |
4 |
200 |
50 |
Exploratory core drilling and in situ testing for bearing capacity and permeability |
| 5 |
Nagdhunga Tunnel Construction Project |
Nagdhunga |
May 2017 |
December 2017 |
8 |
605 |
185 |
| 6 |
Road Sector Development Project Phase I: Feasibility study and detail engineering |
Nepal |
May 2010 |
November 2015 |
In situ testing DCPT, test pitting sampling and laboratory testing |
| 7 |
Tilganga-Tamraganga Proposed Bypass, Kathmandu |
Tilganga |
May 2010 |
June 2010 |
4 |
60.5 |
19 |
Exploratory core drilling and in situ testing for bearing capacity and permeability |
| 8 |
North South Fast Track Road Project (TA 4842 NEP) |
Makawanpur |
November 2007 |
April 2008 |
9 |
180 |
20 |
| 9 |
Narayanghat-Mugling Road Rehabilitation Project |
Gorkha Chitwan |
March 2005 |
June 2005 |
4 |
80 |
20 |
| 10 |
Shali Nadi Rehabilitation Project |
Kathmandu |
November 2004 |
December 2004 |
2 |
40 |
20 |
| 11 |
Road Maintenance Development Program- 500km (RMDP) |
Surkhet-Jumla- Darchula-Kalikot |
December 1999 |
April 2004 |
In situ testing DCPT, test pitting sampling and laboratory testing |
Road Cut Slope Stability Projects
| S.N. |
Project Name |
Location |
Started |
Ended |
No of Drill Holes |
Drilled Depth (m) |
Max. Drilled Depth (m) |
Remarks |
| 1 |
Horizontal drilling for soil nailing along Mugling-Narayanghat Highway,
CH 26+025 |
Bhaludhunga, Chitwan |
October 2021 |
January 2022 |
58 |
1160 |
20 |
DTH horizontal drilling for installation of soil nail and grouting |
| 2 |
Insertion of Horizontal Sub surface drainage at Dhulikhel-Sindhuli road |
Kavreplanchowk |
June 2015 |
July 2015 |
7 |
350 |
50 |
Horizontal Drilling and Installation of subsurface horizontal drainage |
| 3 |
Landslide Control for Bardibas-Sindhuli Bazar Road Section, Station 29+300 |
Sindhuli |
October 2013 |
March 2014 |
51 |
2254 |
50 |
| 4 |
Engineering Geological and Geotechnical Investigation (Drilling) in Landslide in Mechi Highway,
Ch: 104+700, Mai Khola |
Mai Khola, Ilam |
February 2013 |
February 2013 |
3 |
60 |
20 |
Engineering Geological mapping, Drilling insitu testing and Geotechnical investigation |
Major Bridge Site Investigation Work Accomplished: Exploratory Drilling and In-situ Testing
| S.N. |
Project Name |
Location |
Started |
Ended |
No of Drill Holes |
Drilled Depth (m) |
Max. Drilled Depth (m) |
Remarks |
| 1 |
Geotechnical investigation of 5 bridges along Gorkha- Barpak Road |
Gorkha |
September 2015 |
December 2015 |
15 |
238 |
17 |
Exploratory drilling and in situ testing for bearing capacity and permeability |
| 2 |
Geotechnical Investigations for Chharuwa Khola, Bridge, Dhankuta, LRBP |
Dhankuta |
December 2013 |
December 2013 |
3 |
49.75 |
20 |
| 3 |
Geotechnical Investigation of Bridge Over Likhu Khola |
Ramechhap- Solukhumbu |
July 2010 |
July 2010 |
2 |
40 |
25 |
Exploratory drilling and in situ testing for bearing capacity and permeability |
| 4 |
Geotechnical Investigations for Mulsangu River Bridge Bhatkekopati-Jitpur-Kalamasi Road |
Bhaktapur |
May 2010 |
June 2010 |
2 |
30 |
15 |
| 5 |
Geotechnical Investigatin of Bridge over Karnali River |
Dailekh / Accham |
November 2009 |
December 2009 |
2 |
61 |
31 |
| 6 |
Thopal Khola Bridge Project |
Dhading |
October 1999 |
November 1999 |
2 |
40 |
20 |