Tender For supply of electric lifting barrier as per rdso specification no. rdso/spn/208/2012 version 2.0 with latest amendments/version.with hand generator type, boom length 9.76m & operating voltage 24v.spares are not required and additional contacts are required as per para 5.5.9 of rdso/spn/208/2012 version 2.0 with latest amendments/version.