▁options ▁like ▁scaling ▁down ▁stations ▁or ▁the ▁maintenance ▁facility ▁will ▁also ▁be ▁considered . ▁ ▁In ▁December ▁ 2 0 1 5 , ▁the ▁MB TA ▁ended ▁its ▁contract s ▁with ▁the ▁project ' s ▁general ▁contract or , ▁project ▁manager , ▁and ▁designer , ▁among ▁others , ▁and ▁announced ▁that ▁while ▁components ▁of ▁the ▁project ▁under ▁construction ▁would ▁continue , ▁no ▁further ▁work ▁would ▁be ▁awarded ▁or ▁started . ▁ ▁Ph ase ▁ 1 ▁construction ▁Ph ase ▁I ▁consists ▁of ▁the ▁reconst ruction ▁of ▁the ▁Harvard ▁Street ▁Rail road ▁Bridge ▁in ▁Med ford ▁and ▁the ▁Med ford ▁Street ▁Rail road ▁Bridge ▁in ▁Som er ville ▁as ▁well ▁as ▁the ▁demol ition ▁of ▁the ▁MB TA ▁facility ▁at ▁ 2 1 ▁Water ▁Street ▁in ▁Cambridge . ▁The ▁MB TA ▁opened ▁bid ▁solic itations ▁for ▁Ph ase ▁I ▁construction ▁elements , ▁which ▁represent ▁pre lim inary ▁work ▁that ▁can ▁be ▁done ▁while ▁the ▁main ▁project ▁is ▁in ▁final ▁design , ▁in ▁July ▁ 2 0 1 2 . ▁The ▁work ▁includes ▁the ▁$ 1 5 . 3 ▁million ▁reconst ruction ▁of ▁the ▁two ▁rail road ▁brid ges , ▁as ▁well ▁as ▁the ▁$ 3 ▁million ▁demol ition . ▁Ph ase ▁I ▁work ▁was ▁to ▁last ▁until ▁early ▁ 2 0 1 5 . ▁ ▁Const ruction ▁on ▁the ▁project ▁began ▁in ▁ 2 0 1 2 , ▁with ▁a ▁ground bre aking ▁ceremony ▁held ▁at ▁the ▁Med ford ▁Street ▁bridge ▁on ▁December ▁ 1 1 ▁of ▁that ▁year . ▁A ▁Notice ▁to ▁Pro ceed