The cracked portion up to 300 mm on lateral side flange may be repaired by rubber patch and rubber solution. Replace if beyond repair.

LHB Drawing No. 1 10113.0.24.100.001 Alt. - 'R' is applicable for rubber vestibule with foot plate arrangement for all LHB AC & Non AC coaches.

Lavatory doors have external and internal handles of brass casting along with hand safe gasket for durability and aesthetic appearance.

The guidance shaft doesn't need greasing and/or lubrication. The use of greasing or lubrication keeps the dust over the shaft, hindering smooth movement.

Saloon sliding doors have hardened safety glass applied to the frame by means of EPDM rubber gasket with locking string.

The door can be locked from the interior as well as exterior side with the help of a square key.

The door is equipped with releasing double bolt type lock controlled by a middle lock, operated by means of brass casting handles.

Door leaf of Entrance door has Sandwich construction with stainless steel frame. The core is composed of thermo reactive foam filled between internal and external surface.

Entrance Door comprises of single shutter openable towards the inside of Coach with manual handling, along with pivot pins fitted on the top and bottom of the door frame.

The cracked, damaged or worn out PVC sheets should be removed and a new single piece PVC sheet should be pasted over stainless steel inlay. No patchwork should be done.

In the doorway and gangway of all Non-AC LHB coaches, an aluminum chequered sheet is provided and properly anchored over PVC flooring to avoid any damage.

After adhesive work, pressure is applied on the flooring with a steel roller of 25 kgs (approx.) to obtain perfect adhesion and eliminate air being entrapped.

PVC welding rod of 2 mm diameter is used for thermo-welding of PVC flooring joints.

Proper thermo-welding of PVC flooring is necessary for obtaining satisfactory bonding and impervious continuous floor surface using hot air welding equipment.

All new coaches are provided with stainless steel inlay pasted with single piece PVC sheet in lavatories for better durability and hygiene.

To ensure proper bond of PVC flooring to compreg base floor, it should be allowed to dry for 24 hours in normal atmospheric temperature.

Adhesive to fix PVC flooring to plywood Compreg is Neoprene based rubber adhesive as per RDSO specification No. RDSO/2008/CG/CMI-04.

12 mm Compreg floor board to RDSO Specification C-9407 (Revised) type - II(Rev-03) is used for all Non-AC LHB coaches for sub-flooring.

PVC flooring of 2 mm thick homogeneous Vinyl flooring, preferably in roll foam, is used as per RDSO specification No. RDSO/2006/CG-12(Rev-1).

The footrest is adjustable in two positions: folded up when not in use for easy cleaning, and folded down for passenger comfort.

The movement of the backrest is actuated by means of a gas spring fixed to the seat frame, allowing stepless inclination.

The width between the arm rests is 420 mm in II AC chair car and 500 mm in Executive class.

The height of the seat cushion above floor level is 450 mm, which allows ergonomically designed upholstery for excellent seating comfort.

The weight of a single chair for II AC chair car is approximately 21 kg.

There are 78 chairs in the II AC chair car and 56 chairs in Executive class, arranged in rows of 2 and 3 chairs.

Luggage racks can withstand point load of 850 N (85 Kgs) as per UIC 566 standard.

Luggage racks can withstand distributed load of 1000 N (100 kgs) per meter length as per UIC 566 standard.

In LHB coaches, the luggage racks are made from aluminum extrusions and tempered safety glass for lightweight and aesthetic appearance.

Roller blinds have been provided on the windows in AC Chair cars instead of curtains. These blinds are manually operated and have three positions: full open, half open and full closed.

A handle is connected to the rubber profile to open the glass unit of the emergency window, and the breakage of glass unit while opening is prevented by a restraining chain.

The sealed glass unit has a 6mm air gap with Krypton/Argon gas filling for better insulation properties.

The sealed unit consists of outer 8.4mm laminated glass and inner 4mm tempered safety glass with 6mm air gap with Krypton/Argon gas filling.

Four emergency openable windows are provided in each coach to allow emergency evacuation of passengers in case of need.

LHB coaches have three types of windows: Fixed window unit with sealed glass (12 per coach), Emergency openable window (4 per coach), and Hopper type windows for lavatory (1 per lavatory).

RCF is using metallic push cocks which are less prone to theft compared to other materials.

Being the bad conductor of heat and electricity, the pre-laminated sheets prevent the radiation of heat from atmosphere to inside coach.

Pre-laminated shaded compreg board to RDSO specification No. RDSO/Spec C-K513 is used for side wall paneling, providing aesthetic look and preventing heat radiation.

The corridor width for first class non-AC coaches is 575 mm, while for sleeper class it is 430 mm and for general coaches it is 570 mm.

The clear space below seats (height clearance for seat/berth) is specified as 340 mm for all types of non-AC coaches.

As per the amenity fittings schedule, the height clearance for seat top from floor is specified as 405 mm for all types of non-AC coaches.