Table 2.

Positive and negative bending moments of different “a” values.

Distance ‘a’	Bending Moment (kN-m)
	Positive	Negative	Ratio
BOEF (timber)	7.3	3.22	2.27
400 mm	11.91	11.92	0.999
350 mm	11.44	10.76	1.063
300 mm	10.81	9.5	1.137