CONJUGATION OF THE VERB TO PRESTRESS
PRESENT
Present
I prestress
you prestress
he/she/it prestresses
we prestress
you prestress
they prestress
Present continuous
I am prestressing
you are prestressing
he/she/it is prestressing
we are prestressing
you are prestressing
they are prestressing
Present perfect
I have prestressed
you have prestressed
he/she/it has prestressed
we have prestressed
you have prestressed
they have prestressed
Present perfect continuous
I have been prestressing
you have been prestressing
he/she/it has been prestressing
we have been prestressing
you have been prestressing
they have been prestressing
Present tense is used to refer to circumstances that exist at the present time or over a period that includes the present time. The
present perfect refers to past events, although it can be considered to denote primarily the resulting present situation rather than the events themselves.
PAST
Past
I prestressed
you prestressed
he/she/it prestressed
we prestressed
you prestressed
they prestressed
Past continuous
I was prestressing
you were prestressing
he/she/it was prestressing
we were prestressing
you were prestressing
they were prestressing
Past perfect
I had prestressed
you had prestressed
he/she/it had prestressed
we had prestressed
you had prestressed
they had prestressed
Past perfect continuous
I had been prestressing
you had been prestressing
he/she/it had been prestressing
we had been prestressing
you had been prestressing
they had been prestressing
Past tense forms express circumstances existing at some time in the past,
FUTURE
Future
I will prestress
you will prestress
he/she/it will prestress
we will prestress
you will prestress
they will prestress
Future continuous
I will be prestressing
you will be prestressing
he/she/it will be prestressing
we will be prestressing
you will be prestressing
they will be prestressing
Future perfect
I will have prestressed
you will have prestressed
he/she/it will have prestressed
we will have prestressed
you will have prestressed
they will have prestressed
Future perfect continuous
I will have been prestressing
you will have been prestressing
he/she/it will have been prestressing
we will have been prestressing
you will have been prestressing
they will have been prestressing
The
future is used to express circumstances that will occur at a later time.
CONDITIONAL
Conditional
I would prestress
you would prestress
he/she/it would prestress
we would prestress
you would prestress
they would prestress
Conditional continuous
I would be prestressing
you would be prestressing
he/she/it would be prestressing
we would be prestressing
you would be prestressing
they would be prestressing
Conditional perfect
I would have prestress
you would have prestress
he/she/it would have prestress
we would have prestress
you would have prestress
they would have prestress
Conditional perfect continuous
I would have been prestressing
you would have been prestressing
he/she/it would have been prestressing
we would have been prestressing
you would have been prestressing
they would have been prestressing
Conditional or "future-in-the-past" tense refers to hypothetical or possible actions.
IMPERATIVE
Imperative
you prestress
we let´s prestress
you prestress
The
imperative is used to form commands or requests.
NONFINITE VERB FORMS
Past participle
prestressed
Present Participle
prestressing
Infinitive shows the action beyond temporal perspective. The
present participle or gerund shows the action during the session. The
past participle shows the action after completion.
10 ENGLISH BOOKS RELATING TO «PRESTRESS»
Discover the use of
prestress in the following bibliographical selection. Books relating to
prestress and brief extracts from same to provide context of its use in English literature.
1
Prestress Losses in Pretensioned High-strength Concrete ...
INTRODUCTION There are two sources of possible inaccuracies in prestress
losses calculations: (a) incorrect theory and (b) inaccurate estimate of material
properties. The research team reviewed domestic and foreign literature, research
...
2
The Manual of Bridge Engineering
and over supports can be derived by calculating the stresses on the section due
to the applied loads and construction effects and then estimating the prestress
required to keep these stresses within the allowable limits based on an initial ...
M. J. Ryall, G. A. R. Parke, J. E. Harding, 2000
3
Prestressed Concrete Bridges: Design and Construction
continuity tendons for balanced cantilever construction; or simple draped
Prestress design tendons for in situ, continuous decks. For most types of deck,
the prestress requirement is governed by the serviceability stress check. The
number of ...
4
Limit State Design of Reinforced Concrete
Minimum Initial Prestress : At the time of initial tensioning, the maximum tensile
stress 1}, (f,,-) immediately behind the anchorages shall not exceed 80 per cent of
the ultimate tensile strength of the wire or bar or strand. 4. Losses in Prestress ...
B. C. Punmia, Ashok Kr. Jain, Arun Kr. Jain, 2007
When using a three-dimensional model, such as the upstand grillage or upstand
FE methods, the equivalent loading due to prestress can be applied in a three-
dimensional manner. Many of the complications involved in determining ...
Damien L. Keogh, Eugene O' Brien, 2005
6
Design of Highway Bridges: An LRFD Approach
14.2.6 Loss of Prestress After a reinforced concrete member is precompressed by
prestressing tendons, a decrease in stress occurs that reduces the effectiveness
of the prestress force. In early applications of the prestressing concept using ...
Richard M. Barker, Jay A. Puckett, 2013
7
Extending Span Ranges of Precast Prestressed Concrete Girders
The estimation of prestress losses for the design of a spliced girder bridge at the
service limit state has significant differences from typical design of pretensioned
girders, because prestressing is applied at two different times and in two different
...
Reid W. Castrodale, Christopher D. White, 2004
8
Fundamentals Of Pre-Stressed Concrete
Since the force in the cable is measured considering the elastic shortening, no
loss of prestress due to such shortening has to be accounted for. In actual
members there are more than one tendon and the tendons are tensioned singly
or in ...
9
Modeling and Computation in Engineering II
Because stiffness of upper arch and the integral structural stiffness decreases
with the slenderness ratio increasing, the stability bearing capacity of the
structure declines afterward. 4.2 The prestress degree of limit cable
Transformation law of ...
10
High-performance/high-strength Lightweight Concrete for ...
Table 29. Prestress loss due to elastic shortening. Prestress Loss (ksi) Beam
Calculated with Calculated with Measured Meas. Ed Cale. EC, 1.NW1.5A 10.4
10.9 11.5 1.NW1.5B 10.4 10.9 12.1 1.LW1.5A 13.5 13.4 NA 1.LW1.5B 13.5 13.4
NA 2.
Thomas E. Cousins, Carin Louise Roberts-Wollmann, Michael Carey Brown, 2013
10 NEWS ITEMS WHICH INCLUDE THE TERM «PRESTRESS»
Find out what the national and international press are talking about and how the term
prestress is used in the context of the following news items.
Worker injured in fall at Logan Airport dies
The 53-year-old man was an ironworker from Connecticut who worked for Blakeslee Prestress Inc. The investigation is ongoing. «WHDH-TV, Jul 15»
Worker survives 40-foot fall following crane accident at Boston's …
Turner Construction is the lead contractor on the 10-story, $80 million garage project with Blakeslee Prestress as a subcontractor. The worker is ... «Equipment World Magazine, Jul 15»
Ironworker hurt after falling some 40 feet at Logan
The preliminary investigation indicates that the man, who is employed by Blakeslee Prestress Inc., was standing on the third floor of the parking ... «Boston Globe, Jul 15»
How we built the 2015 Serpentine Pavilion
It had to be capable of spanning approximately 2.5m between frames, while resisting wind and prestress loads. Ethylene Tetrafluoroethylene ... «Architects' Journal, Jun 15»
New Haven fire crews perform water rescue; worker 'extremely critical'
... large parking garage next to the scene was not involved and that the man had been working on the Magellan project for Blakeslee Prestress. «New Haven Register, Jun 15»
People on the Move: June 5, 2015
Sanchez has more than 30 years of structural design experience, having worked with HOK Architects, Metromont Prestress Co. and CH2MHill. «GSA Business, Jun 15»
The use of hydraulic nuts for compressor crosshead applications
API618 Standard states that, as a minimum, the manufacturers tightening procedure must ensure a minimum thread root prestress level of 1.5 ... «Energy Global, Jun 15»
AltusGroup Selects Leadership for 2015-16 to Continue Precast …
... Laufenberg (Chomarat), Aaron Fink (Oldcastle Precast Building Systems), Loren Later (Knife River Prestress) and Kenneth Kruse (BASF). «PR Web, May 15»
Bridge beams to be traveling to I-69 construction site, escorted by ISP
Matt Hamilton, director of transportation for Prestress Transportation LLC reported that four bridge beams were scheduled to be transported on ... «Greene County Daily World, May 15»
Police: Suicide victim was being investigated in sexual assault case
Police said an employee fatally shot himself at DBS Prestress, 7911 New Carlisle Pike, Huber Heights March 31, 2015. (Jarod Thrush/Staff). «WHIO, Mar 15»