— strength evaluation of precast construction

... Results of degree of fly ash reaction in pastes 47 4.2 CH CONTENT AND EVALUATION OF CH CONSUMPTION IN PASTES 50 4.3 COMPRESSIVE STRENGTH OF CONCRETES AND EVALUATION OF K-VALUE 4.3.2 Evaluation of ... CONCENTRATION PROFILE AND EVALUATION OF K-VALUE FOR 5.1.2 Evaluation of k-value of fly ash using the chloride-diffusion coefficient 67 5.2 CHLORIDE-PENETRATION DEPTH AND EVALUATION OF THE K-VALUE ... ratio of 0.28 at 28 days Fig 2.9 Pore size distribution of concrete with a W/B ratio of 0.28 at 2 years Fig 2.10 Principle of calculating of the k-value of fly ash for the compressive strength of

Ngày tải lên: 04/07/2021, 17:54

... Union of Construction Quality management system ISO 9001: 2008 Member of American Society of Mechanical Engineer (ASME) 2 Company scope of Business a Survey, design, construction consultant of the ... Trang 11MODEL OF A PROCESS-BASED QUALITY MANAGEMENT SYSTEM Measurement, analysis and improvement _ NOTE: ————è> Value adding activities < ->» Information flow DESCRIPTION OF THE PROCESSES ... Collection and utilization of industrial waste Automatic disconnection of well in the emergency situation Carrying out of underground overhaul of wells with help of Drilling Rig To kill possibility

Ngày tải lên: 07/01/2022, 19:42

... switching off the ~8kV pulse that is delivered to the spark chamber Trang 4The choice of switching device will critically affect the overall delay time of our pulsing circuit The strength of the ... use of a spark gap at the final stage ensures rise times of a few tens of nanoseconds on the leading edge of the pulse sent to the chamber plates – essential to avoid electrostatic dispersion of ... e-folding time of ~50ms we might expect a limiting repetition rate of ~20Hz Trang 15Not only is fig 4.9 a fine example of the predictive power of RC theory, that the relaxation time of the system

Ngày tải lên: 19/10/2022, 00:26

... reconstruction is typically on the critical path because of the sequential and labor-intensive processes of construction New bridge systems are needed that allow components to be fabricated offsite ... Canada Inc., Edmonton, Canada 3 Professor and Chair, Department of Civil Engineering, Ryerson University, Toronto, Canada 4hossein.azimi@wsp.com Abstract: The use of precast box girder (or box beam) ... installation This is because installation of CIP deck is still a time-consuming activity during construction For accelerated bridge construction (ABC), installation of box girders with no CIP deck has

Ngày tải lên: 20/10/2022, 05:50

... facilities are one of the most important means of research of aircraft structure strength Traditionally, the cable-based AST systems for aircraft structures usually involve large numbers of wires employed ... verification of aerospace structures, including full-scale fatigue and static test programs, is essential for structure strength design and evaluation However, the current overall ground strength ... address the limitations of cable-based aeronautical ground testing systems This paper presents a wireless sensor network based aircraft strength testing (AST) system design and its evaluation on a real

Ngày tải lên: 01/11/2022, 09:50

... determining the shear strength of peat in practice Given the wide range of causal factors, assessments of the stability of peat adjacent to engineering works often involve a combination of qualitative ... that cover a range of peat of varying levels of decomposition In situ vane tests were carried out at a number of the sites, and the results of these are compared with the strengths obtained in ... content of peat is sometimes used in practice to give an indication of the shear strength when laboratory or in situ measures of strength are not available Figure 6 shows the variation of shear

Ngày tải lên: 02/11/2022, 09:27

... gykm eok0 Trang 4A Šiškina et al Evaluation of the competitiveness of construction company overhead costs 218 Fig 3 Scheme of evaluation of the competitiveness of construction company overhead ... from head office staff wages Infrastructure and Management System of a Construction Company Number of company’s head office personnel The size of construction com- pany’s facilities of management ... Šiškina et al Evaluation of the competitiveness of construction company overhead costs 216 issues of a construction company’s competitiveness arise constantly during the preparation of construction

Ngày tải lên: 05/02/2024, 17:41

... characteristics of concrete The content of this paper presents the results of research on the influence of crushed sand from different rock types on the mechanical properties of concrete using ... properties of concrete using mixed sand with concrete strength grade C40 applied to bridge construction to offer proposals for the design and construction of bridges with this specific material Keywords: ... “Improvement of ANFIS model for prediction of compressive strength of manufactured sand concrete,” Applied Sciences, vol 9, no 18, p 3841, 2019 [9] s Gholizadeh, A Pirmoz, and R Attarnejad, “Assessment of

Ngày tải lên: 24/04/2024, 21:59

... The observation of storm-runoff events is not so easy to carry out sufficient times of the observation Then, the samples of storm-runoff loads were supplemented with the storm-runoff loads calculated ... increase of TN was caused mainly by the increase of NO3-N and DON The average concentration of TN was 2.18 mg l-1 NO3-N, DON and PN occupied 33, 30 and 25% of TN The changing patterns of the storm-runoff ... storm-runoff observations ●: increasing period of drainage rate, ○: decreasing period of drainage rate, : regression line of increasing period, : and decreasing period Table - Constants of L(Q)-equations

Ngày tải lên: 05/09/2013, 09:38

... beneath the surface of the control tidal flat as well as all artificial tidal flats (regardless of the granulation treatment of the DS) (Fig 5) The ignition loss of sediment samples of these control ... capacity of the artificial seashore Report of Tokyo metropolitan research institute for environmental protection pp.124-137 MOE (Ministry of Environment of Japan) (1996) Methods and description of ... feasibility of using DS as the additive for construction of artificial tidal flats Artificial tidal flats were constructed in a tidal flat simulator and at the real seashore using mixtures of DS and

Ngày tải lên: 05/09/2013, 09:38

... methods of annual pollution load Journal of Japan Water Works Association., 53(2), 38-44 (in Japanese) Komai Y., Umemoto S., Inoue T and Imai A (2003) Evaluation of annual loadings of major ... research data (Table 1) In the Case 2 evaluation, only the water discharge calculations considered the contribution of all rainfall events The results of our evaluation by weekly field research ... the Case 2 evaluation gave a higher discharge than in Case 1 Kunimatsu et al (2006) calculated cv (coefficient of variation) values of the annual loads in Mano River (watershed area of 16.4 km2),

Ngày tải lên: 05/09/2013, 10:15

... policymaking) Technical and functional Complexity of construction, O&M Flexibility of the system Reliability of the system m 2 /person kWh/m 3 of treated wastewater Qualitative % removal ... generation Potential of nutrient recovery Energy recovery Potential of wastewater reuse Capital cost Operation and maintenance cost Complexity of construction, O&M Flexibility of the system systemReliability ... accounting to 45% of the total revenue of the community Main crops include: rice grown in 2 crops; 45.2 ha of spring-summer cucumber; and 87.54 ha of other crops The number of farmer households

Ngày tải lên: 05/09/2013, 10:15

... (Bureau of Urban Development, Tokyo Metropolitan Government, 2003) In addition, the Japanese Ministry of Construction granted subsidies of up to 50% of the capital costs for WWR construction to offset ... dimension profile of Tokyo by phase (1956-2007) Element Phase Period of Increasing Water Consumption 1956 1972 Phase Period of Stabilizing Water Consumption 1973 1992 Phase Period of Decreasing ... this phase Period of Increasing Water Consumption Period of Stabilizing Water Consumption Period of Decreasing Water Consumption 81 L/p/d of reduction Fig - Chronological analysis of TWRM in Tokyo

Ngày tải lên: 05/09/2013, 10:17

... the quality of the data and on the sophistication of the simulation Of these data, those concerning the construction of the building and of the HVAC system are well defined in existing constructions ... data have on the accuracy of the energy demands of a rather large complex of buildings To this aim, the energy demands of the buildings of the Aristotle University of Thessaloniki Campus were ... category of building complexes Group of Buildings Kindergarten Faculty of Education Central Library Administrative Building Faculty of Veterinary Medicine Faculty of Philosophy Faculty of Engineering

Ngày tải lên: 05/09/2013, 15:28

... P Evaluation of the effectiveness of an energy program for new home construction in eastern North Carolina Energy 2010, 35, 1491-1496 [9] Energy Information Administration, U.S Department of ... These sections of the questionnaire are summarized in Table1 A summary of the data used in this study is presented below to give an overview of the analyzed sample Table 1 List of survey sections ... conditioning 8 Quality of construction 9 Solar orientation 10 Home design 11 Miscellaneous 2.1 Overview of household characteristics When the sample is classified by the method of heating (see Figure1),

Ngày tải lên: 05/09/2013, 16:10

... choose “Evaluation of an end- term listening test for first year mainstream students of English Department – College of Foreign Languages – Vietnam National University” as the topic of her research ... listening course book, the evaluation of students’ improvement is done through continuous assessment One component of this is the end-term English listening test, a kind of achievement test that ... Realizing the effectiveness of such approach, for the past three years, Division 1 of English Department – CFL - VNUH has compiled and made use of a new set of course book for the four macro

Ngày tải lên: 07/09/2013, 13:40

... Trang 1Evaluation of Employees’ Job Satisfaction and Role of Gender Difference: An Empirical Study at Airline Industry in Iran Sadegh Rast Faculty of Management and Human Resource ... personal traits and characteristics of the job (Wexley and Yukl, 1984) To get deep understanding of employees, characteristics of jobs and their relation to the issue of job satisfaction various theories ... consists of several facets, including satisfaction with the supervisor, relationship with coworkers, present pay, nature of work, and opportunities for promotion 4.1 Nature of work The nature of the

Ngày tải lên: 11/09/2013, 11:44

... 50,000 80,000 — — — — A 408 1957 1966 Billet 33,000 55,000 40,000 70,000 50,000 80,000 — — — — A 432 1959 1966 Billet — — — — — — 60,000 90,000 — — A 431 1959 1966 Billet — — — — — — — — 75,000 100,000 ... 100,000 A 16 1913 1966 Rail — — — — 50,000 80,000 — — — — A 61 1963 1966 Rail — — — — — — 60,000 90,000 — — A 616 1968 1999 Rail — — — — 50,000 80,000 60,000 90,000 — — A 160 1936 1964 Axle 33,000 ... 90,000 — — A 706 1974 Present Low-alloy — — — — — — 60,000 80,000 — — A 955M 1996 Present Stainless — — 40,000 70,000 — — 60,000 90,000 75,000 100,000 * 1000 psi = 6.895 MPa compressive strength...

Ngày tải lên: 24/10/2014, 17:26

... Assignments of Groups of Precast Components to Supply Points Table 5.12 Assignment Policies for Groups of Precast Components - Optimised Solution Table 5.13 Assignment Policies for Groups of Precast ... Lifts) of Block 636A & 636B – PUNGGOL Site Figure 5.25 Layout of Horizontal Members (Precast Beams) of Block 636A & 636B – PUNGGOL Site Figure 5.26 Layout of Horizontal Members (Precast Flanks) of ... Plans of Two Groups of Blocks 635A-635B-635C and 636A-636B in PUNNGOL Site xiv List of Figures Figure 5.23 Site Layout of Block 636A & 636B – PUNGGOL Site Figure 5.24 Layout of Vertical Members (Precast...

Ngày tải lên: 27/11/2015, 12:23

... evaluation, etc Teacher evaluation task evaluation, etc Learners evaluation evaluation of sequencing practice, ect evaluation of levels of participation etc Figure 3: Macro- and micro -evaluation in language ... purpose of the evaluation 1.2.2 Types of programme evaluation According to Stufflebeam (1971), there are four types of programme evaluation which are identified as: context evaluation, input evaluation, ... ESP (definition of ESP, classification of ESP and the development of ESP), evaluation (terminology definition, types of programme evaluation, purposes for evaluation, criteria for evaluation and...

Ngày tải lên: 07/11/2012, 14:54