supply of set of mounting arrangement of fully automatic sliding doors for entrance to passenger area for lhb first ac coaches., as per drawing: la56010 alt nil item 4 & 5., installation & commissioning: inclusive packing instruction: lhb doors ( body side door and saloon sliding door ) : lhb doors to be wrapped in biodegradable bubble sheet and to be packed in wooden box made of planks of minimum 20mm thick. the wooden boxes to be strengthened along the length at four places with wooden strips of 40x100mm suitable length all around the box. a list should be pasted on each wooden crate showing order no, pl no, description of item, drg no / spec no / set list no with version, qty, firms name & address, date of despatch etc. [ warranty period: 84 months after the date of delivery ] => limited