Seat 1AC 3-Tier · LHB
Lower Berth LocationBay 18-berth bay
WindowNo direct windowMain bay berth — no direct window.
Coach zoneDoor endFirst / last bay
Heads up
Near Door & Bio-Toilet - Possible noise/foot traffic
Coach layout guide
AC 3-Tier (3A) seat map
AC 3-Tier is the most popular air-conditioned class on Indian Railways. Each 8-berth bay has lower, middle and upper berths on both sides of the aisle, plus a side lower and side upper berth beside the window. The 3A map below covers all berths in LHB and ICF coaches.
- 72 berths in LHB, 64 berths in ICF
- 8-berth bays with side lower and side upper
- Air-conditioned with curtains on every bay
- Dedicated charging points in LHB coaches
Interactive
Find your exact AC 3-Tier seat
Pick the coach build on your ticket and enter the seat number to see berth/chair type, window side and door proximity.
Coach seat decoder
Find your AC 3-Tier seat
Pick a coach, then tap any seat in the map. We will show the berth type, the window situation, and whether you are next to the door or settled in the quiet middle.
Coach layoutAC 3-Tier (3A)LHB · 72 seats · 8-berth bay
Tap a seat Door Bio-toiletFront of coach
Bay 1door end
Bay 2
Bay 3
Bay 4
Bay 5
Bay 6
Bay 7
Bay 8
Bay 9door end
Bio-toilet DoorRear of coach
Window Side berth Selected Door end
Visual layout
AC 3-Tier coach layout
Tap any seat below to jump to its dedicated seat page with a full explanation.
AC 3-Tier (3A) · LHB72 seats · 8-berth bay
Bay 1door end
Bay 2
Bay 3
Bay 4
Bay 5
Bay 6
Bay 7
Bay 8
Bay 9door end
Build comparison
LHB vs ICF seat table for AC 3-Tier
Compare how many berths each build carries, how the bays or rows are arranged, and where the door-end units sit.
| Build | Total berths | Layout | Lower berths | Window berths | Bays / cabins | Door-end units |
|---|---|---|---|---|---|---|
| LHB | 72 | 8-berth bay | 27 | 18 | 9 | Bay 1 / Bay 9 |
| ICF | 64 | 8-berth bay | 24 | 16 | 8 | Bay 1 / Bay 8 |
Number directory
Window & lower berth numbers in AC 3-Tier
Complete seat-number lists for every AC 3-Tier build. Use these lists to confirm a window-side or lower berth before you book.
LHB AC 3-Tier
72 berths · 8-berth bay
- Window berths (18)
- 7, 8, 15, 16, 23, 24, 31, 32, 39, 40, 47, 48, 55, 56, 63, 64, 71, 72
- Lower berths (27)
- 1, 4, 7, 9, 12, 15, 17, 20, 23, 25, 28, 31, 33, 36, 39, 41, 44, 47, 49, 52, 55, 57, 60, 63, 65, 68, 71
- Side berths (18)
- 7, 8, 15, 16, 23, 24, 31, 32, 39, 40, 47, 48, 55, 56, 63, 64, 71, 72
Window ranges: 7–8, 15–16, 23–24, 31–32, 39–40, 47–48, 55–56, 63–64, 71–72 · Lower ranges: 1, 4, 7, 9, 12, 15, 17, 20, 23, 25, 28, 31, 33, 36, 39, 41, 44, 47, 49, 52, 55, 57, 60, 63, 65, 68, 71
ICF AC 3-Tier
64 berths · 8-berth bay
- Window berths (16)
- 7, 8, 15, 16, 23, 24, 31, 32, 39, 40, 47, 48, 55, 56, 63, 64
- Lower berths (24)
- 1, 4, 7, 9, 12, 15, 17, 20, 23, 25, 28, 31, 33, 36, 39, 41, 44, 47, 49, 52, 55, 57, 60, 63
- Side berths (16)
- 7, 8, 15, 16, 23, 24, 31, 32, 39, 40, 47, 48, 55, 56, 63, 64
Window ranges: 7–8, 15–16, 23–24, 31–32, 39–40, 47–48, 55–56, 63–64 · Lower ranges: 1, 4, 7, 9, 12, 15, 17, 20, 23, 25, 28, 31, 33, 36, 39, 41, 44, 47, 49, 52, 55, 57, 60, 63
Seat index
All AC 3-Tier seats by unit
Browse every seat number grouped by bay/cabin/row and open its detail page.
Bay 1
8 seatsBay 2
8 seatsBay 3
8 seatsBay 4
8 seatsBay 5
8 seatsBay 6
8 seatsBay 7
8 seatsBay 8
8 seatsBay 9
8 seatsFAQs
AC 3-Tier seat map FAQs
How many berths are in a AC 3-Tier (3A) coach?
An LHB AC 3-Tier coach has 72 seats, while an ICF coach has 64. Seat numbers run from 1 to the coach capacity.
Which seat numbers are lower berths in 3A?
Lower berths in the 3A LHB layout are 1, 4, 7, 9, 12, 15, 17, 20, 23, 25, 28, 31, 33, 36, 39, 41, 44, 47, 49, 52, 55, 57, 60, 63, 65, 68, 71. This list includes both main lower berths and window-side side lower berths.
Which seats are on the window side in 3A?
Window-side berths in the 3A LHB layout are 7–8, 15–16, 23–24, 31–32, 39–40, 47–48, 55–56, 63–64, 71–72. Side lower, side middle and side upper berths all sit directly beside the window.
How is a AC 3-Tier coach laid out?
The LHB coach uses 8-berth bay across 9 units. Bay 1 and Bay 9 sit at the door ends, so a middle bay is the quieter choice.
Where exactly is seat 33 in 3A?
Seat 33 in AC 3-Tier (3A) is a Lower Berth, no direct window in Bay #5 (Middle of the coach, away from doors).