Problem I Prestressed Concrete Beam pps

... Material Property Data dialog box is displayed. 12. In this dialog box: • Type 4400 in the Modulus of Elasticity edit box. • Verify .2 is entered in the Poisson’s Ratio edit box. • Verify 60 is ... Eccentricities area type 8 in the Start edit box. • In the Cable Eccentricities area type 12 in the Middle edit box. • In the Cable Eccentricities area type 3 in the End edit box. • Click the ... C...

Ngày tải lên: 06/07/2014, 09:20

... the beam. • Click the Details button to see design details for the highlighted design load combination and output station location. The Concrete Design Information ACI 318-95 dialog box is displayed. • ... When finished viewing the detailed information click the “X” in the upper right-hand corner of the Concrete Design Information ACI 318-95 dialog box to close it. • Click OK to close t...

Ngày tải lên: 06/07/2014, 09:20

... ()()() 2 1 2 2 11 2 111 iiiiiiiiiiiiiii eeleevveeuull −+−−+−++−−+= ++++++ θθΔ (6.1) where l i is the length of cable segment; e i , e i+ 1 are the cable eccentricity at the deviators (i) and (i+ 1), corresponding ... equation for the cable strain in the analysis of beam with large eccentricities in order to verify its validity. 2 To verify the applicability of the proposed equ...

Ngày tải lên: 07/11/2012, 11:04

... eccentric cables are initially given. Since the deformation compatibility of beam, which is suitable for the analysis of conventionally prestressed beams with external cables, is not appropriated ... organization of the course of study are defined and given at the end of this chapter. 1.1.1 Definition of post-tensioned prestressed concrete beams An initial distinction is helpful w...

Ngày tải lên: 07/11/2012, 11:04

... arch bridge design can only achieve distinction if it is a rational choice and if the designer then strives for and achieves economy in the design as described above. It could not be considered ... Benaim) The nature of design 9 mediocre is the quality of the conceptual design. This requires in addition to technical knowledge and skill, imagination, aesthetic judgement and an appreciation...

Ngày tải lên: 18/02/2014, 18:20

... the defined starting, inflection, and ending point, the optimum tendon profile can be generated automatically within the program. Three dimensional tendon coordinates about the x-axis define the ... In this tutorial the sequence analysis for construction stage analysis is outlined. The example selected is a prestressed concrete box girder bridge (FCM) and the construction stage analy...

Ngày tải lên: 01/04/2014, 03:20

... Civil Engineering Design (1) Dr. C. Caprani 1 Civil Engineering Design (1) Prestressed Concrete 2006/7 Dr. Colin Caprani, Chartered Engineer Civil Engineering ... applied in multiples of tendon force and eccentricities are to the nearest 10 mm practically. Civil Engineering Design (1) Dr. C. Caprani 38 Civil Engineering Design (1) Dr. C. Caprani...

Ngày tải lên: 01/05/2014, 09:45

... agricultural possibilities, there should be a future speedily blossoming and ripening into all that is highest and best for such a nation. If they will retain their economies and their industry ... subsidiary work, $20,527,000 worth of manufactured articles. If correspondingly exact statistical data were available from China and Korea a similarity full utilization of cultural possibilit...

Ngày tải lên: 29/06/2014, 15:20