▁of ▁car ab ine ers , ▁consisting ▁of ▁an ▁urban ▁and ▁a ▁rural ▁force . ▁Sub ordinate ▁headquarters ▁( also ▁known ▁as ▁brig ades ), ▁station ed ▁in ▁the ▁capital ▁of ▁each ▁of ▁the ▁nine ▁depart ments , ▁coordin ated ▁and ▁super vised ▁operations . ▁Each ▁brig ade ▁was ▁divided ▁into ▁an ▁urban ▁command ▁and ▁a ▁rural ▁command . ▁The ▁urban ▁command , ▁at ▁the ▁department al ▁capital , ▁operated ▁the ▁police ▁stations ▁and ▁local ▁j ails ▁and ▁was ▁also ▁divided ▁into ▁pat rol ▁and ▁criminal ▁investigation ▁sections . ▁ ▁Most ▁corps ▁personnel ▁and ▁units ▁within ▁a ▁department ▁were ▁considered reg ard less ▁of ▁their ▁size , ▁composition , ▁mission ▁or ▁station to ▁be ▁part ▁of ▁the ▁brig ade ▁in ▁the ▁area ▁they ▁served ▁and ▁were ▁members ▁of ▁a ▁single ▁department al ▁unit . ▁An ▁exception ▁was ▁the ▁city ▁of ▁La ▁Paz , ▁where ▁two ▁separate ▁reg iments ▁of ▁car ab ine ers ▁were ▁kept ▁under ▁the ▁direct ▁control ▁of ▁the ▁director ▁general ▁and ▁the ▁president . ▁Other ▁exceptions ▁to ▁the ▁integral ▁brig ade ▁organization ▁were ▁made ▁in ▁sections ▁of ▁the ▁country ▁where ▁dependence ▁on ▁the ▁regular ▁department al ▁brig ade ▁forces ▁was ▁not ▁de emed ▁advis able ▁or ▁feas ible . ▁Two ▁such ▁areas San ▁Ig na cio ▁de ▁Vel as co ▁in ▁Santa ▁Cruz ▁Department ▁and ▁T up iza ▁in ▁Pot os í ▁Department had ▁independent ▁car ab ine er ▁det ach ments ▁in ▁addition ▁to ▁the ▁department ▁brig ades . ▁ ▁C ertain ▁department al ▁brig ade ▁personnel ▁of ▁the