KKH subsidised patient - no ultrasound given at 2nd trimester

hihi!!! im also subsidised. week 28. they will do a detailed growth scan. next appt. no scan. 32 weeks. only hear heartbeat. so i thought ok. alternate scan. cause it has been like 1 month scan. 1 month no scan. so my next appt i thought will have scan (ill be 36 weeks). but turns out. no scan again! i send in to kkh email. their central appt email. to let them know.. my last scan was 28th weeks. 32 weeks no scan. 36 weeks still no scan? i want to know if my baby cord is safe frm baby... fluid level... weight... if baby still in head down position. they took a few days. called me and say doc allowed the scan and i can just go earlier on the day of my next appt to go doc there.. knock the door.. take scan request.. go to amc to do the scan den see doc.