ids ▁greater ▁understanding ▁of ▁the ▁site . ▁Access ▁onto ▁the ▁bridge ▁is ▁not ▁possible ▁due ▁to ▁f encing ▁of ▁dangerous ▁areas ▁beyond . ▁he ▁bridge ▁is ▁best ▁viewed ▁from ▁a ▁small ▁look out ▁beside ▁the ▁bridge ▁or ▁further ▁up ▁or ▁down stream . ▁Only ▁two ▁of ▁the ▁cul ver ts ▁are ▁easily ▁accessible . ▁ ▁One ▁cul vert , ▁the ▁stock ade ▁site , ▁pow der ▁magazine ▁and ▁gra ves ▁are ▁located ▁on ▁the ▁northern ▁side ▁of ▁the ▁highway ▁near ▁to ▁the ▁W oll ond illy ▁River . ▁These ▁are ▁spread ▁over ▁a ▁large ▁distance , ▁inter sp ers ed ▁with ▁what ▁appear ▁to ▁be ▁foot ings ▁and ▁found ations ▁of ▁other ▁buildings ▁and / or ▁facilities . ▁The ▁site ▁is ▁sign post ed ▁and ▁access ▁is ▁easy , ▁via ▁entry ▁from ▁the ▁Highway ▁boundary ▁f ence ▁and ▁bridge ▁over ▁Tow r ang ▁Creek . ▁Further ▁south ▁are ▁the ▁remains ▁of ▁the ▁H arrow ▁Inn . ▁The ▁gra ves ▁are ▁separated ▁from ▁the ▁rest ▁of ▁the ▁site ▁by ▁Tow r ang ▁Creek . ▁ ▁A ▁conservation ▁program ▁for ▁cul ver ts ▁two ▁and ▁three ▁took ▁place ▁in ▁ 1 9 8 7 . ▁Further ▁rest oration ▁work ▁to ▁the ▁bridge , ▁cul ver ts ▁and ▁pow der ▁magazine ▁occurred ▁from ▁ 1 9 8 9 . ▁ ▁Bridge ▁The ▁bridge ▁is ▁located ▁over ▁Tow r ang ▁Creek ▁and ▁is ▁constructed ▁of ▁dressed , ▁cour sed ▁sand stone ▁segment al ▁arch . ▁The ▁date ▁" 1 8 3 9 " ▁was ▁formerly ▁visible ▁on