Joint sets | Azimuth/Dip Amount | Spacing (cm) | Strike length (m) | Roughness | Aperture (mm) | Infilling | GW |
J1 | 280 - 300/V | 30 - 150 | >20 | Smooth, planar | Tight | Fresh/clay coated | Dry |
J2 | 035 - 045/10 - 25 | 30 - 100 | >20 | Smooth, planar | Tight | Fresh/clay coated | Dry |
J3 | 280 - 310/65 - 75 | 60 - 200 | >20 | Smooth, planar | Tight | Fresh/clay coated | Dry |
J4 | 280 - 300/30 - 50 | 75 - 200 | >20 | Smooth, planar | Tight | Fresh/clay coated (2 - 4 mm) | Dry |
J5 | 130 - 145/50 - 70 | >100 | >20 | Smooth, planar | Tight to 3 mm | Fresh to 3 - 5 mm clay filling | Dry |
J6 | 240 - 260/40 - 50 | >100 | >15 | Smooth, planar /undulating | Tight to 3 mm | Fresh to 3 - 5 mm slightly alter | Dry |
J7 | 080 - 100/70 - 80 | >100 | >10 | Smooth, planar | Tight | Fresh | Dry |
J8 | 070 - 080/50 | >100 | >10 | Smooth, planar | Tight | Fresh | Dry |
J9 | 170 - 185/50 - 70 | >100 | >10 | Smooth, planar | Tight | Fresh | Dry |
JR1 | 330 - 345/30 - 50 | >100 | <10 | Smooth, planar | Tight | Fresh/clay coated | Dry |
JR2 | 300 - 310/20 - 30 | >100 | <10 | Smooth, planar | Tight | Fresh | Dry |
JR3 | 160 - 180/V | >100 | >10 | Smooth, planar | Tight | Slightly altered joint walls | Dry |
JR4 | 240/15 | >100 | >10 | Smooth, planar | Tight | Fresh | Dry |
JR5 | 060/80 | >100 | >10 | Smooth, planar | Tight | Fresh | Dry |
JR6 | 340/75 | >100 | >10 | Smooth, planar | Tight | Fresh | Dry |