BASIC COASTAL ENGINEERING Part 5 pdf

... Depth (m) Distance (m) 7.31 2 750 10. 05 459 0 13.72 22930 14.62 458 60 20.12 48 150 23.97 8 255 0 25. 60 100890 27.43 107710 36 .57 12 153 0 54 .86 144460 73. 15 181 150 91.43 190320 Seaward of the 91.43 ... 10.72 11.88 18340 0.39 13 .53 14.17 22930 0.43 15. 39 17.37 2290 0.04 18 .55 21. 95 34400 0.44 22.69 24.79 18340 0.21 25. 32 26 .51 6820 0.07 26.97 32.00 13820 0.12 32.34 45....

Ngày tải lên: 09/08/2014, 11:20

... Study) Masonry 81.7% 16 .5% 1.8% 968 (52 .0%) Mixed 31.2% 56 .6% 12.2% 54 8 (29 .5% ) Adobe 2.6% 21.8% 75. 6% 344 (18 .5% ) Table 3. Building typology and damage statistics for San Francisco Figure 5 shows the locations ... Study) Masonry 81.7% 16 .5% 1.8% 968 (52 .0%) Mixed 31.2% 56 .6% 12.2% 54 8 (29 .5% ) Adobe 2.6% 21.8% 75. 6% 344 (18 .5% ) Table 3. Building typology and damage sta...

Ngày tải lên: 20/06/2014, 11:20

... Surge 144 5. 11 Long-Term Sea Level Change 150 5. 12 Summary 151 5. 13 References 151 5. 14 Problems 154 6. Wind-Generated Waves 157 6.1 Waves at Sea 157 6.2 Wind-Wave Generation and Decay 158 6.3 Wave ... surface proWles and particle orbits. 20 / Basic Coastal Engineering BASIC COASTAL ENGINEERING Third Edition ROBERT M. SORENSEN ROBERT M. SORENSEN Department of Civil and...

Ngày tải lên: 09/08/2014, 11:20

... 0. 85 0.9 Grass 0. 85 0.9 One layer of riprap on an impermeable base 0.8 Placed stones 0. 75 0.8 Round stones 0.6–0. 65 Dumped stones 0 .5 0.6 Two or more layers of riprap 0 .5 Tetrapods, etc. 0 .5 From ... 0 .5 Tetrapods, etc. 0 .5 From Battjes, 1970. 0.6 0.1 0. 15 0.2 0.3 0.4 0 .5 0.6 0.7 0.8 0.9 1.0 1 .5 2.0 3.0 4.0 5. 0 6.0 0.8 1.0 1 .5 2.0 3.0 4.0 5. 0 6.0 8.0 10 15 20 30 40...

Ngày tải lên: 09/08/2014, 11:20

... caustic −40 − 35 −30 − 25 −20 − 15 −10 5 Figure 4 .5. Wave refraction diagram for 7 s wave from S 308 E. (Sorensen, 1993.) 88 / Basic Coastal Engineering du ds ¼ 1 C sin u dC dx À cos u dC dy ! (4 :5) Equation ... Proceedings, 11th Confer- ence on Coastal Engineering, American Society of Civil Engineers, London, pp. 124–144. 74 / Basic Coastal Engineering U.S. Army Coas...

Ngày tải lên: 09/08/2014, 11:20

... 0 15 30 45 60 75 90 1 05 120 1 35 150 1 65 180 2 0.12 0.12 0.12 0.13 0.14 0. 15 0.18 0.22 0.28 0.39 0 .59 0.86 1.00 5 0.07 0.07 0.08 0.08 0.08 0.10 0.11 0.13 0.18 0.29 0 .55 0.99 1.00 10 0. 05 0. 05 0. 05 ... a barrier gap. 98 / Basic Coastal Engineering Table 4.1. K d versus u, b, r/L for Semi-InWnite Breakwater b (Degrees) r/L 0 15 30 45 60 75 90 1 05 120 1 35 150 1 6...

Ngày tải lên: 09/08/2014, 11:20

... meters): 1. 05 1.92 3.72 2.04 2 .54 1.47 3 .50 0.96 2 .54 1.36 1. 15 3. 05 1.80 1.70 2. 05 2.07 2.27 1.39 2.39 2 .51 0.82 1.86 2.07 3.07 1.66 3.10 2.94 3.00 1.39 3.11 1.39 1 .53 2.37 1.16 2 .56 2.84 4 .53 3.31 1 .58 1.46 ... H rms 1.4 1.42 1.21.00 .5 1.0 0 .5 0.1 0. 05 P or n 0.01 0.0 05 0.001 a b Figure 6 .5. Raleigh distribution for wave heights. (U.S. Army Coastal Engineering...

Ngày tải lên: 09/08/2014, 11:20

... 10 5 , C d ¼ 1:2 R between 10 5 and 4 Â10 5 ,C d decreases from 1.2 to 0.6–0.7 R > 4 Â 10 5 , C d ¼ 0:6 0:7 R < 2 :5 Â 10 5 , C m ¼ 2:0 R between2 :5 Â 10 5 and5 Â10 5 , C m ¼ 2 :5 R =5 Â 10 5 R ... 2.0 4.0 1.6 2.8 Riprap 2.2 2 .5 — — Dolos 15. 8 31.8 8.0 16.0 Tetrapod 7.0 8.0 4 .5 5 .5 Tribar 9.0 10.0 7.8 8 .5 U.S. Army Coastal Engineering Research Center, 1...

Ngày tải lên: 09/08/2014, 11:20

... of p d ¼ 9810(0: 95) cosh (0:3013)4 ¼ 51 25 N=m 2 Then, the pressure on the structure will vary as follows: z ¼ 0: 95 þ 0: 15 ¼ 1:10 m p ¼ 0 z ¼À4:0m p ¼ 9810(4) þ 51 25 ¼ 44; 3 65 N=m 2 z ¼À3:5m p ¼ 44,3 65 3 :5 þ0: 95 ... 44,3 65 3 :5 þ0: 95 þ0: 15 4 þ0: 95 þ0: 15 ! ¼ 40,040 N=m 2 Thus, the total force per unit length is 40; 040 2 (3 :5 þ0: 95 þ0: 15) (1) ¼ 92, 092 N=m Th...

Ngày tải lên: 09/08/2014, 11:20

... (grams) 2.000 0 1.414 0 1.000 0.3 0.707 1.7 0 .50 0 6.2 0. 353 27.8 0. 250 24.1 0.177 17.7 0.1 25 15. 3 0.088 5. 0 0.062 1.9 Coastal Zone Processes / 2 85 9.1 Field Investigations For discussion purposes ... Printing OYce, Washington, DC. U.S. Army Coastal Engineering Research Center (19 95) , ‘‘Beach-Fill Volume Required to Produce SpeciWed Beach Width,’’ Coastal Engineering Tec...

Ngày tải lên: 09/08/2014, 11:20