Detailed Engineering for four laning of Krishnagiri Thumpipadi Section of
NH-7 from Km 94 to Km 156 on BOT basis

Owner: L&T Krishnagiri Thopur Toll Road Private Limited

Provided Detailed Engineering Services for Rehabilitation and Upgradation of existing two lane road to four lane divided carriageway configuration from Km 94.000 (Krishnagiri) to Km 156.000 (Thumpipadi). Also provided improvement, operations and management for existing four laned stretches in adjacent section from Km. 156.000 (Thumpipadi) to Km. 163.400 (Thoppurghat). The project comprises:
9 major junctions, 47 minor junctions, 5 flyovers, 15 underpasses, 1 ROB, 1 major bridge, 11 minor bridges 136 culverts, 1 toll plaza, 3 truck lay byes, 1 rest area, and 37 km length of service roads. Various facilities like bus bays, truck lay byes, drinking water kiosks, toilet blocks, street lighting etc have been provided at appropriate locations along the project stretch apart from state of the art highway traffic management system.

Description of Services provided by LTR:

• Inventory of Road and Structures, Topographic Survey, Geotechnical Investigation, Pavement Condition Survey and Benkleman Beam Deflection Survey and Classified traffic count and Axle Load Survey.
• Detailed design of Horizontal and Vertical Alignment of Highway and Service Roads, Detailed Design of Grade Separators, Interchanges and Intersections, Detailed design of Road Appurtenances, Design of Toll Plaza & Rest Area.
• Hydrological analysis for catchment area and fixing drain dimensions, Detailed design of drainage system, Detailed design of Cross drainage structures (Culverts, Minor and Major bridges), Design of longitudinal profiles of drains to suit existing cross-drainage structures & proposal of fresh cross drainage Structures where ever necessary, Design of median drains in super-elevated sections of highway, Preparation of Drainage Plan and Profile drawings indicating flow lines and Design of Protection works.
• Obtaining approval from Independent Consultant, Preparation of Good For Construction drawings, Preparation of Bill of Quantities for Road and Structural Work and Preparation of "As Built" Drawings

Major Achievements

DETAILED ENGINEERING DESIGN OF INTERNAL ROADS FOR HILL COUNTY RESIDENCES &
SEZ IN BACHUPALLY, HYDERABAD

Client : MAYTAS Hill County Residences Private Limited & MAYTAS Hill County SEZ Private Limited (MAYTAS Properties Limited)

L&T-RAMBØLL has carried out detailed engineering design of internal roads of Hill County Township. The scope of work includes:

· Surveys and Investigations
· Design Basis
· Alignment Design
· Storm water Drain Design
· Drawings and Bill of Quantities for seven roads of about 8.5 km length in total.
· Project roads include 15 culverts, 16 at-grade junctions and a flyover.

FOUR LANING OF DINDIGUL-SAMAYANALORE SECTION OF NH-7 FROM KM 373.275 TO KM 426.600 ON BOT BASIS, TAMILNADU

Client : Reliance Energy Limited

L&T-RAMBØLL has provided consultancy services for detailed engineering design of strengthening and widening of 2-lane road to 4-lane road for the length of 53 km of Dindigul-Samayanalore section of NH-7 on BOT basis. Besides the main carriageway, the project stretch also includes

· 23 km length of service roads
· 6 major junctions
· 3 flyovers
· 8 vehicular underpasses
· 2 road over bridges
· 115 culverts
· 30 minor bridges
· 1 toll plaza
· 2 truck laybyes
· 1 rest area
· street lighting and landscaping

L&T-RAMBØLL also carried out detailed surveys & investigations and prepared design basis, detailed engineering design, construction drawings and bill of quantities.