5) Coring (1-2 cores/hr) 



a) Vessel entry - see steps I.B.l.b.l.a to I.B.l.b.l.e 



b) Take cores from bottom 



c) Vessel exit - see steps I.B.l.b.l.g to I.B.l.b.l.i 

 II. Exploration 



A. Access to site 



1. Upland or marsh site 



a. Survey access road and location site (1-2 days) 



1) Surveyor entry 



2) Vegetation clearing for survey 



3) Stake or marker placement 



b. Preparation of access road and turnarounds 



1) Build or strengthen turnoff from main road into lease 

 site (1-2 days) 



a) Set conduit in ditch parallel to main road 



b) Fill area above and around conduit with road fill - 

 use fill or fill plus binder 



c) Tamp or pack fill and level from roadway to other 

 side of ditch. 



2) Build gate or modify existing gate - cattle guard 

 (1-2 days) 



3) Build road to site 



a) Using borrow parallel to road site - upland soils 

 (1) Move in dragline and dozer or bucket loader 

 (Upland - 1-2 km/day) (2) Move in contractor's buildings, porta-cans, 



fuel 



(3) Dragline digs material 



(4) Dozer moves and shapes roadway fill 



(5) Conduit placement in low spots 



(6) Pack layers of fill 



(7) Possible placement of surface material 



(8) Remove equipment 



(9) Continual policing of grounds for trash, 

 waste 



or b) Using borrow parallel to road site - marsh soil 

 (1) Move in equipment 

 (Marsh - 0.1 to 0.5 (2) Move in small buildings 

 km/day) (3) Dragline digs material 



(4) Time for drainage and drying 



(5) Dozer shapes and moves fill or 



(5a) Placement of boards over road fill 

 (5b) Placement of boards 

 (5c) Placement of 30 cm river sand 

 (5d) Placement of 15 cm shell 



(6) Placement of synthetic cover 



(7) Trucks enter and exit with planks for roadway 



(8) Placement and layering of planks on synthetic 

 material 



(9) Conduit placement in low spots of land, or 

 drive piles into soil, build wooden bridge 



(10) fill spots which cave in with shell or coarse 

 material 



(11) Remove equipment 



422 



