The Design of a Semi-Prefabricated LVL-Concrete Composite Floor

Table 2

Stress and deflection ratios for different ULS and SLS verifications.

Type of verification	ULS	ULS	ULS	SLS	SLS
	Short-term	Long-term	Long-term	Short-term	Long-term
Load combination, 𝑤	𝐹𝑑,𝑢=1.35𝐺+1.5𝑄	𝐹𝑑,𝑝+(𝐹𝑑,𝑢−𝐹𝑑,𝑝)	1.35𝐺	𝑄	𝐹𝑑,𝑝+(𝐹𝑑,𝑟−𝐹𝑑,𝑝)
Timber—axial stress	0.52	0.53	0.28	—	—
Timber—shear stresses	0.44	0.44	0.08	—	—
Timber—bearing at support	0.69	0.69	0.34	—	—
Concrete—compr. stresses	0.32	0.29	0.10	—	—
Connection—shear at 𝑥=0	0.88	0.87	0.42	—	—
Connection—shear at 𝑥=𝐿/4	0.74	0.72	0.35	—	—
Midspan deflection	—	—	—	0.33	0.87