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DYWIDAG Geotechnical Product Range,
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DYWIDAG Strand Anchor Systems,
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Irving Tissue Weston road, Canada

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DSI America > Products > Geotechnical Systems > DYWIDAG Multistrand Anchors > Anchor Properties

DYWIDAG Strand Anchor Systems

Anchor Properties

DYWIDAG Strand Anchors utilize 0.6" dia. 7-wire, Low Relaxation 270 KSI Strand conforming to ASTM A416 (bare strand) or ASTM A882 (epoxy coated strand).

Number of Strands	Nominal Cross Section Area (Aps)		Ultimate Strength (F_pu x A_ps)		Prestressing Force						Nominal Weight (bare steel only)
Number of Strands	Nominal Cross Section Area (Aps)		Ultimate Strength (F_pu x A_ps)		0.80 F_pu x A_ps		0.70 F_pu x A_ps		0.60 F_pu x A_ps		Nominal Weight (bare steel only)
[ea]	[in²]	[mm²]	[kips]	[kN]	[kips]	[kN]	[kips]	[kN]	[kips]	[kN]	[lbs/ft]	[kg/m]
1	0.217	140	58.6	261	46.9	208	41.0	182	35.2	156	0.74	1.09
2	0.434	280	117.2	521	93.7	417	82.0	365	70.3	313	1.48	1.64
3	0.651	420	175.8	782	140.6	625	123.0	547	105.5	469	2.22	3.27
4	0.868	560	234.4	1,043	187.5	834	164.1	730	140.6	626	2.96	4.46
5	1.085	700	293.0	1,303	234.4	1,043	205.1	912	175.8	782	3.70	5.51
6	1.302	840	351.6	1,564	281.3	1,251	246.1	1,095	221.0	938	4.44	6.55
7	1.519	980	410.2	1,825	328.2	1,460	287.2	1,277	246.2	1,095	5.18	7.74
8	1.736	1,120	468.8	2,085	375.0	1,668	328.1	1,460	281.3	1,251	5.92	8.78
9	1.953	1,260	527.4	2,346	421.9	1,877	369.2	1,642	316.4	1,408	6.66	9.97
12	2.604	1,680	703.2	3,128	562.6	2,503	492.3	2,190	422.0	1,877	8.88	13.24
15	3.255	2,100	879.0	3,910	703.2	3,128	615.3	2,737	527.4	2,346	11.10	16.52
19	4.123	2,660	1,113.4	4,953	890.7	3,962	779.4	3,467	668.0	2,972	14.06	20.98
27	5.859	3,780	1,582.2	7,038	1,265.8	5,631	1,107.6	4,927	949.4	4,223	19.98	29.76
37	8.029	5,180	2,168.2	9,645	1,734.6	7,716	1,517.8	6,751	1,301.0	5,787	27.38	40.78
48	10.416	6,720	2,812.8	12,512	2,250.2	10,009	1,968.9	8,758	1,687.7	7,507	35.52	52.83
54	11.718	7,560	3,164.4	14,076	2,531.5	11,261	2,215.1	9,853	1,898.6	8,446	39.96	59.38
61	13.237	8,540	3,574.6	15,901	2,859.7	12,721	2,502.2	11,131	2,144.8	9,540	45.14	67.12

Aps = Area Prestressing Steel
Fpu = Minimum Ultimate Strength

Anchor Properties – DCP Components & Wedge Plates

Max. No. of 0.6" Strands*	Corrugated Sheathing O.D.		Pipe O.D.		Wedge Plate
[ea]	[in]	[mm]	[in]	[mm]	Ø G [in]	Ø G [mm]	H [in]	H [mm]
3	2.4	61	4.5	115	4.7	120	2.0	51
4	3.6	92	4.5	115	4.7	120	2.0	51
7	3.6	92	4.5	115	5.6	143	2.4	61
9	3.6	92	5.6	142	5.5	141	2.2	55
12	4.7	120	6.6	169	6.3	161	2.6	66
15	4.7	120	6.6	169	7.1	181	2.8	70
17	4.7	120	8.6	220	7.9	200	3.4	87
24	5.8	148	8.6	220	9.4	241	4.1	105
27	6.9	176	8.6	220	9.4	241	4.1	105

Wedge Plate
Bearing Plate
Trumpet Pipe O.D.
Corrugated Sheathing O.D.

based on the use of a single max. 1/2" I.D. grout tube

Please consult with your local sales office for systems exceeding 27 strands. Bearing plate sizes are dependent on project specific conditions. DSI staff can assist with sizing of bearing plates.

Subject to modification.