▁soldiers ▁were ▁killed , ▁but ▁no ▁Col onial s ▁were ▁killed ▁or ▁wounded . ▁ ▁The ▁residents ▁started ▁adding ▁fill ▁along ▁the ▁neck ▁in ▁the ▁late ▁ 1 8 th ▁century ▁because ▁the ▁low - lying ▁area ▁was ▁pr one ▁to ▁er os ion . ▁Begin ning ▁in ▁the ▁ 1 8 3 0 s , ▁the ▁Charles ▁River ▁tid al ▁fl ats ▁were ▁filled ▁in ▁with ▁train ▁loads ▁of ▁gra vel ▁from ▁the ▁Need ham ▁area . ▁This ▁created ▁the ▁present ▁Back ▁Bay ▁section ▁of ▁Boston . ▁The ▁remains ▁of ▁the ▁fort ifications ▁at ▁the ▁town ▁gate ▁were ▁still ▁visible ▁in ▁ 1 8 2 2 . ▁On ▁July ▁ 6 , ▁ 1 8 2 4 , ▁this ▁section ▁of ▁Orange ▁Street ▁where ▁the ▁town ▁gate ▁once ▁stood ▁was ▁renamed ▁Washington ▁Street . ▁ ▁The ▁Washington ▁Street ▁E lev ated ▁( the ▁“ El ” ) ▁ran ▁sub way ▁trains ▁above ▁Washington ▁Street ▁from ▁ 1 9 0 1 ▁until ▁ 1 9 8 7 ▁when ▁the ▁Orange ▁Line ▁( which ▁inherited ▁the ▁old ▁name ▁of ▁the ▁street ) ▁was ▁re located ▁and ▁the ▁elev ated ▁tracks ▁and ▁stations ▁were ▁torn ▁down ▁shortly ▁after ▁the ▁El ' s ▁April ▁ 1 9 8 7 ▁closure . ▁ ▁The ▁D over ▁Street ▁station ▁was ▁located ▁at ▁the ▁site ▁of ▁the ▁old ▁town ▁gate ▁at ▁the ▁intersection ▁of ▁D over ▁and ▁Washington ▁Street . ▁D over ▁Street ▁was ▁renamed ▁East ▁Ber keley ▁Street ▁som etime ▁after ▁the ▁sub way ▁station ▁was ▁demol ished