Roof support design桝RBS methodology

Intersection (Is)

Entry (W_e)

CMRR hole (FT-02)

Suggest Inters. Span (Is_G)

Bolt len. (L_b)

Required Roof Bolt Intensity (PRSUP_G)

(SF = 1.2)

MIN = 7.89 m

MIN = 5.50 m

42.3

9.45 m

1.3 m

7.4 t/m (5.0 Klb/ft)