GBA=[YR=2022;ORIG=-0.6,-12.7] W22.6 S10 W12.6 S24.6 E5.6 S8 E36.6 N12.6 E4.6 N18 W4.6 N5.6 W7 N6.6 $ SLABROOF=[YR=2022;ORIG=-16.7,29.11] S14.6 E34.6 N27 W7 W4.6 S12.6 W23 $ SLABROOF=[YR=2022;ORIG=-22.10,-12.7] S10 W12.6 S24.6 W10.5 N37.6 E23 D3L0.1 $ .