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TABLE OF STANDARD DIMENSIONS OF B.K.K. PRESTRESSED CONCRETE PILES |
 |
 |
 |
 |
|
TYPE OF PILE
|
CROSS SECTION AREA (CM2)
|
PERIMETER
(CM.) |
UNIT WEIGHT (KG/M)
|
MOMENT OF INERTIA Ix-x (CM4)
|
MOMENT OF INERTIA Iy-y (CM4)
|
SECTION MODULUS Sx-x (CM3)
|
SECTION MODULUS Sy-y (CM3)
|
LENGTH OF PILE (M.)
|
SAFE LOAD (TON)
|
LENGTH OF
"A" (MM.) |
LENGTH
OF "B" (MM.) |
LENGTH
OF "C" (MM.) |
LENGTH
OF "D" (MM.) |
LENGTH
OF "E" (MM.) |
LENGTH
OF "F" (MM.) |
CHAMFER (MM.xMM.)
|
|
I - 18
|
216
|
89
|
52
|
7,983.00
|
4,248.00
|
887.00
|
472.00
|
12
|
8-10
|
180
|
35
|
20
|
70
|
60
|
60
|
15 x15
|
|
I - 22
|
330
372 |
109
106 |
79
89 |
17,917.17
18,840.00 |
9,740.00
12,029.00 |
1,628.83
1,712.73 |
885.45
1,093.55 |
21
21 |
10-20
20-25 |
220
220 |
45
55 |
20
30 |
90
50 |
70
70 |
80
80 |
15 x15
15x15 |
|
I - 26
|
455
518* |
128
124 |
109
124 |
34,803.17
36,783.00 |
18,566.04
23,614.67 |
2,677.17
2,829.46 |
1,428.16
1,816.51 |
24
24 |
25-30
30-35 |
260
260 |
50
65 |
30
35 |
100
60 |
85
80 |
90
100 |
15 x 15
15 x 15 |
|
I - 30
|
574
660* |
150
147 |
138
159 |
60,650.94
64,300.00 |
31,058.44
38,833.33 |
4,043.40
4,286.67 |
2,070.56
2,588.89 |
25
26 |
35-40
40-45 |
300
300 |
55
70 |
35
40 |
120
80 |
105
100 |
90
100 |
15 x 15
15 x 15 |
|
I - 35
|
787
880* |
175
172 |
189
211 |
113,148.44
118,123.33 |
58,710.94
69,474.50 |
6,465.63
6,749.90 |
3,354.91
3,969.97 |
26
26 |
45-50
50-60 |
350
350 |
65
80 |
45
40 |
130
110 |
125
115 |
100
120 |
20 x 20
20 x 20 |
|
I - 40
|
1087
1240* |
198
197 |
260
298 |
196,831.83
205,833.33 |
107,429.21
131,733.33 |
9,841.59
10,291.67 |
5,371.46
6,586.67 |
26
28 |
60-70
70-80 |
400
400 |
80
100 |
50
50 |
140
100 |
135
120 |
130
160 |
20 x 20
20 x 20 |
|
[ ] -15
|
225
|
60
|
54
|
4,218.75
|
4,218.75
|
562.50
|
562.50
|
8
|
2-2.5
|
150
|
-
|
-
|
-
|
-
|
-
|
25 x 25
|
|
[ ] -18
|
324
|
72
|
78
|
8,748.00
|
8,748.00
|
972.00
|
972.00
|
21
|
20-25
|
180
|
-
|
-
|
-
|
-
|
-
|
25 x 25
|
|
[ ] -22
|
484*
|
88
|
116
|
19,521.33
|
19,521.33
|
1,774.67
|
1,774.67
|
21
|
25-30
|
220
|
-
|
-
|
-
|
-
|
-
|
25 x 25
|
|
[ ] -26
|
676*
|
104
|
162
|
38,081.33
|
38,081.33
|
2,929.33
|
2,929.33
|
22
|
30-40
|
260
|
-
|
-
|
-
|
-
|
-
|
25 x 25
|
|
[ ] -30
|
900*
|
120
|
216
|
67,500.00
|
67,500.00
|
4,500.00
|
4,500.00
|
25
|
40-50
|
300
|
-
|
-
|
-
|
-
|
-
|
25 x 25
|
|
[ ] -35
|
1225*
|
140
|
294
|
125,052.08
|
125,052.08
|
7,145.83
|
7,145.83
|
25
|
50-60
|
350
|
-
|
-
|
-
|
-
|
-
|
25 x 25
|
|
[ ] -40
|
1600*
|
160
|
384
|
213,333.33
|
213,333.33
|
10,666.67
|
10,666.67
|
26
|
70-80
|
400
|
-
|
-
|
-
|
-
|
-
|
25 x 25
|
|
[ ] -45
|
2025*
|
180
|
486
|
341,718.75
|
341,718.75
|
15,187.50
|
15,187.50
|
28
|
80-100
|
450
|
-
|
-
|
-
|
-
|
-
|
25 x 25
|
|
[ ] -50
|
2500
|
200
|
600
|
520,833.33
|
520,833.33
|
20,833.33
|
20,833.33
|
28
|
100-120
|
500
|
-
|
-
|
-
|
-
|
-
|
25 x 25
|
| [ ] -52.5 Hollow |
2049
|
210
|
492
|
593,315.39
|
593,315.39
|
22,602.00
|
22,602.00
|
28
|
100-125
|
525
|
300
|
-
|
-
|
-
|
-
|
25 x 25
|
| SHEET PILES |
SP - 20 x 50 CM.
|
A = 50 CM.
|
B = 20 CM.
|
CROSS SECTION AREA = 978.5 C.M.2
|
UNIT WEIGTH = 235 KG/M.
|
|||||||||||
|
SP - 30 x 50 CM.
|
A = 50 CM.
|
B = 30 CM.
|
CROSS SECTION AREA = 1,476.5 C.M.2
|
UNIT WEIGTH = 354 KG/M.
|
||||||||||||
|
SP - 40 x 50 CM.
|
A = 50 CM.
|
B = 40 CM.
|
CROSS SECTION AREA = 1,976.5 C.M.2
|
UNIT WEIGTH =474 KG/M.
|
||||||||||||
REMARK |
||
| 1. The above safe
loads are subjected to Bangkok Sub-Soil and are variable due to soil properties.
2. The length of piles provided are changeable as required and available for composite piles. 3. Concrete Cylindrical compressive strength shall not be less than 245 ksc. and 350 ksc.at transfer and working stage respectively. |
||
DESIGN LOAD CONCRETE |
||
| - Ultimate Compressive Strength
at 28 days not less than 350 kg/cm2 for Standard Cylinder Ø 6" x 12" or
not less than 420 kg/cm2 for standard cube 15x15x15 cm. - Portland Cement - ASTM Designation c 150 Type I or rapid hardening Strength Portland Cement ASTM Designation C 150 Type III - P.C. Piles shall be fabricated by Pre-Tensionning Method. - Water Curing |
||
PRESTRESSING STEEL |
||
| - Uncoated stress-relieved steel
wire indented round type or uncoated seven-wire stress-relieved strand - Ultimate Tensile Strength not less than |
||
| 17,500 kg/cm2 For Wire Ø 4 mm.,
Ø 5 mm. 16,000 kg/cm2 For Wire Ø 7 mm. 17,575 kg/cm2 For Strand Class 1725 (Class A) 18,980 kg/cm2 For Strand Class 1860 (Class B) (Ref. ASTM A 421-80 For Wire and ASTM 416-88 b For Strand) |
|||
| - Initial force applied or prestressing steel
shall be 70-75 % of the Ultimate Tensile Strength |
|||