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Enayam Port

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Tamil Research Institute<br />

RAPID TECHNO-ECONOMIC FEASIBILITY REPORT FOR<br />

DEVELOPMENT OF COLACHEL PORT AT TAMILNADU<br />

FINAL REPORT<br />

ALTERNATIVE -2<br />

NH-47<br />

ALTERNATIVE -1<br />

Figure 149: Alternatives 1 (blue) and 2 (red) for road connectivity<br />

The shortest and less costly option in terms of earthworks is alternative 1 (red). The main figures are shown in the<br />

following table:<br />

Description Unit Value<br />

Minimum radius m 300<br />

Maximum longitudinal slope % 4.00<br />

Length m 11,806<br />

Cutting volume (at a 3H/2V slope) Cum 1,135,000<br />

Filling volume (at a 2H/1V slope) Cum 831,000<br />

Table 41: Main figures of the road.<br />

Also, a plan view and a longitudinal profile are included in the set of drawings.<br />

NHAI is currently undertaking a project to expand NH 47. The project is under NHDP-Phase-III and includes four<br />

laning of NH 47 from Villukuri to Kanyakumari and four laning of NH 47B from Nagercoil to Kavalkinaru. Currently<br />

land acquisition for the project is ongoing. The stretch of NH 47 & NH 47 B from Villukuri to Nagercoil to<br />

CP1832-FR-CP-FinalReportRevised-Report-Ed1.docx 163<br />

www.tamilri.com

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