Here's a compliation of all Crossings on the North South MRT
Line.
(Opp) means in the opposite direction.
I.E If (Opp) JUR-Bound to MRB Bound, it means that facing in the
opposite direction on the track of JUR-Bound, there is a crossover
from that track that intersect with (Same direction) MRB Bound
track.
SNG:
From BNL-bound to MRB-Bound @JUR-BBT, nearer to
JUR
From JUR-bound to PSR-Bound @JUR-BBT, nearer to
JUR
1 set of crossovers (2 SNG) @BGB-CCK, nearer to
CCK.
From (Opp) JUR-bound to MRB-Bound @YWT-KRJ, nearer
to YWT.
From MRB-Bound to (Opp) JUR-Bound @YWT-KRJ, nearer
to KRJ.
From (Opp) JUR-Bound to MRB-Bound @WDL-ADM, nearer
to WDL.
From (Opp) JUR-Bound to MRB-Bound @ADM-SBW, nearer
to ADM.
From (Opp) JUR-Bound to MRB-Bound @SBW-YIS, nearer
to SBW.
1 set of crossovers (2 SNG) @YIS-KTB, nearer to
YIS.
From (Opp) JUR-Bound to MRB-Bound @YCK-AMK, nearer
to YCK.
From BSH Depot-Bound to MRB-Bound @AMK-BSH, nearer
to AMK.
1 set of crossovers (2 SNG) between JUR-Bound and
middle track @AMK-BSH, nearer to AMK.
From MRB-Bound to BSH Depot-Bound @AMK-BSH, outside
BSH Depot.
1 set of crossovers (2 SNG) between 2 BSH
Depot-Bound tracks, outside BSH Depot.
From (Opp) JUR-Bound to MRB-Bound @BDL-TAP, nearer
to TAP.
From (Opp) JUR-Bound to MRB-Bound @NEW-ORC, nearer
to NEW.
From MRB-Bound to BNL-Bound @CTH-RFP, nearer to
RFP.
From PSR-Bound to JUR-Bound @CTH-RFP, nearer to
RFP.
1 set of crossovers (2 SNG) @RFP-MRB, nearer to
MRB.
Total SNG: 24
Middle Over-Run Track:
MSL-WDL, nearer to WDL
SBW-YIS, nearer to YIS
YCK-AMK, nearer to AMK
AMK-BSH, nearer to BSH (Note: The over-run doesnt
have crossover from middle track towards JUR-Bound and from middle
track towards MRB-Bound)
Total Over-Runs: 4
Splitting of tracks:
Outside JUR
Outside BSH Depot
Stacked Tunnels:
Between City Hall & Raffles Place, including
Station platforms.
Correct me if there's any mistakes 
