Assessment of Rainfall Intensity Equations Enlisted in the Egyptian Code for Designing Potable Water and Sewage Networks

Table 5

The percentage between the Egyptian code’s equations and the proposed equations.

Number	Station	(10 min < duration < 20 min)	(20 min < duration < 120 min)
1	Alexandria	42.64%	38.58%
2	Salloum	61.58	55.72%
3	Port Said	64.6%	58.5%
4	Siwa	133.84%	121.10%
5	Minia	279.39%	252.80%
6	Assiut	112.90%	102.15%
7	Sohag	333.92%	302.14%
8	Luxor	409.78%	370.77%
9	Frafra	364.75%	330.03%
10	Beni Suef	268.11%	242.59%
11	Aswan	671.90%	607.94%
12	Marsa Matrouh	56.72%	51.32%
13	Dakhla	1508.73%	1365.11%
14	Cairo	89.66%	84.83%
15	Hurghada	165.06%	156.15%
16	Ras Binas	82.70%	74.83%
17	Suez	85.52%	77.39%
18	Ismailia	80.06%	72.44%
19	Kusseir	222.27%	201.12%