This area covers the two major north-central HDB and residential estates of Toa Payoh Town and Bishan Town. The Central Expressway (CTE) and Pan Island Expressway (PIE) is seen intersecting at the lower-right quadrant.
The major roads here are Braddel Road, Marymount Road, Thomson Road, Bishan Road and Upper Serangoon Road which is seen running north-south at the right edge of the map.
The major mass transit subway stations serving this area are Toa Payoh Station (NS19), Braddell Station (NS18) and Ang Mo Kio Station (NS17). These three stations are part of the North-South MRT rail line.
Seen in the lower-right corner is the Potong Pasir Station (NE10) of the North-East MRT train line.