On 20 March 2017, the exteriors of the train departing Mumbai Central were covered with vinyl wrapping advertisements becoming the Indian Railway's first "branded" train. The advertisements were for soap brand Savlon, as part of its Savlon Swasth India Mission, a social awareness initiative for promoting hand hygiene.[2]
Coach composition
12931 / 12932 Mumbai Central - AhmedabadDouble Decker Express as of 2022[update] had 11 AC Chair Car and 2 EOG cars. As with most train services in India, coach composition may be amended depending on demand.[3][4]
1
2
3
4
5
6
7
8
9
10
11
12
13
14
EOG
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
C11
EOG
Service
12931 / 12932 Mumbai Central - Ahmedabad Double Decker Express was first introduced on 19 September 2012. As of 2022[update] it runs 6 days except Sunday.
It covers the distance of 491 kilometres in 6 hours 55 mins as 12931 Mumbai Central - Ahmedabad Double Decker Express and as 12932 Ahmedabad - Mumbai Central Double Decker Express (71 km/h).