No.	Description	Nos.	Length	Width	Depth	Quantity	Unit
1	RCC Work (1:1.5:3) Including Centering and Shuttering but excluding Reinforcement
	i) Base on Toe Wall: H = 0.23 + 0.05 + 0.025 = 0.305 m	1	1.00	0.30	0.305	0.09	cu. m.
	ii) Waist Slab of Flight: L = √(2.75²+1.65²) = 3.21 m	2	3.21	1.00	0.305	0.96	cu. m.
	iii) Landing(Middle & First Floor) B = 1.20 + 0.15(Bearing) = 1.35 m	2	2.30	1.35	0.305	0.93	cu. m.
	iv) Steps without nosing	2×11	1.00	0.5*0.25	0.305	0.41	cu. m.
2	20 mm Cement Plaster(1:6) in Steps
	Tread	2×11	1.00	0.25		5.50	sq. m.
	Rise	2×11	1.00	0.15		3.30	sq. m.
	Ends of Steps	2×11	0.5×0.25	0.15		0.41	sq. m.
	The inner edge of the waist slab	2	3.21	0.15		0.96	sq. m.
3	2.5 cm nosing in steps in 1:3 Cement Mortar	2×12	1.00			24.00	run. m
4	2.5 cm C. C. Floor Finishing for middle and first-floor landing	2	2.30	1.20		5.52	sq. m.
5	M.S ornamental grill for railing	2	3.21	1.00		6.42	sq. m.
6	Ornamental wooden hand Rail	2	3.21			24.00	run. m

Reinforcement: Main Steel 100 dia. @ 120 mm c/c
i) Lower flight and landing:	10	4.99	@	0.62	30.94	kg
L = 3.21 + 0.3(at toe) + 1.2 + 2x9x0.010(hook) – 2×0.025(cover) = 4.99 m
No. of Bars = (1/0.12) + 1 = 9.33 =10
ii) For the upper flight, middle and first-floor landing	10	6.04	@	0.62	37.45	kg
L = 0.15+1.2+3.21+1.2+0.15+2x9x0.010 – 2×0.025 = 6.04
iii) Top bars ( 10mm dia.) in middle and First-floor landing.
L = 0.15 + 1.2 + 47 x 0.010(Ld) + 2x9x0.010 – 0.025 = 1.98 m	2×10	1.98	@	0.62	24.55	kg
				Total	92.9	kg

What Is Staircase?

Various Components of Stairs