History of Serangoon Feeder Services

Service 217

Operator	Year	Date	Service changes
	1977	31 October	Introduced between Serangoon Garden Ter and Berwick Dr (Loop).
	1988	13 March	Amended to Serangoon Int.
	1996	9 March	Amended to ply Upp Serangoon Rd and Boundary Rd and re-numbered Service 317.

Service 312

Operator	Year	Date	Service changes
	1985	22 December	Introduced between Serangoon Ave 3 Ter and Upp Serangoon Rd (Loop).
	1988	13 March	Amended to start from Serangoon Int and loop at Serangoon Ave 3.
		24 April	Serves new bus stop outside Golden Hts along Serangoon Ave 3.
	1992	3 May	Integrated with Service 105 and withdrawn under TransitLink Network Integration Exercise Phase 7.

Service 315

Operator	Year	Date	Service changes
	1984	2 December	Introduced between Serangoon Garden Ter and Serangoon Ave 5 (Loop).
	1985	22 April	Amended to ply the extended Serangoon Ave 5, skipping Ang Mo Kio Ave 3 and Yio Chu Kang Rd towards Serangoon Garden Ter.
	1988	13 March	Amended to Serangoon Int.
	1989	28 May	Integrated with Service 318 and amended to ply Boundary Rd, Lor Chuan and Serangoon Garden Way, skipping Yio Chu Kang Link.
	1994	TBC	Serves additional pair of bus stops outside Blk 261 and outside Blk 206 along Serangoon Central.
	1995	11 June	Extended to loop at Serangoon North Ave 4.
	1997	TBC	Serves new bus stop outside Blk 112 along Serangoon North Ave 1.
Template:SBS Transit (Current)	2004	3 October	Skips the bus stop outside Blk 206 along Serangoon Central.
	2011	30 January	Extended to loop at Serangoon North Ave 5.
		3 September	Amended to Serangoon Integrated Transport Hub.
		26 September	Designated wheelchair-accessible bus service (WAB).

Service 317

Operator	Year	Date	Service changes
	1996	9 March	Re-numbered from Service 217 as a service between Serangoon Int and Berwick Dr (Loop).
Template:SBS Transit (Current)	2003	20 June	Serves new bus stop outside S'goon Stn along Serangoon Central towards Serangoon Int.
		TBC	Serves new bus stop outside S'goon Stn along Serangoon Central.
	2011	3 September	Amended to Serangoon Integrated Transport Hub.
		26 September	Designated wheelchair-accessible bus service (WAB).

Service 318

Operator	Year	Date	Service changes
	1988	13 March	Introduced between Serangoon Int and Serangoon Garden Way (Loop).
	1989	28 May	Integrated with Service 315 and withdrawn.