View Details of Code :: 1220

1220: Hydraulic Investigations

Code No.

Particulars

Date

Circular / Guideline No.

1220.3

IRC B1 Committee General Design Features (Bridge & Grade Separated Structures)-Data Collection-Scour around bridge piers in boulder river bed-reg.

14.02.2017

RW/NH-35075/09/2006-S&R(B)

1220.2

Vertical and Horizontal Clearance for construction of bridge structures on NH passing over declared National Waterway

30.11.2016

RW/NH-334050/1/2015-S&R(B)

1220.1

Unit Hydrograph Method for estimation of peak discharge for small catchment for design of bridges in Krishna & Pennar Sub Zone 3(h)

1.05.2003

RW/NH-35082/1/2003-S&R(B)