jack 1. ;   2.    (.  ), ,  3. ,  (  ) 4. ;  5. ;   air hydraulic ~   bell-bottom screw ~    borehole ~   (    ) bottle ~   chain ~   chimney ~ ,    double-acting ~    electric ~  ,    face ~   flat ~    hip ~  (  )  hydraulic ~   lever ~   locking ~   outrigger ~    () plate ~   pneumatic ~   rack-and-lever [rack-and-pinion] ~   roof ~  []   sand ~   (      ) screw ~  ; ;  shoving ~    slipform ~    stabilizing screw ~s     (, ) stressing ~      stretching ~      tensioning ~      track ~ ,   trench ~   valley ~  ,  
jacket 1. ,  2.     (, ) 3. ; ;  concrete ~   ( )',  ;   insulating ~   [] quilted ~   (, )     steam ~   water ~  
jacketing: pile ~         ,  
jackhammer  ;  
jacking 1.   2.   3.     4.  (, ) mud ~        (  ) slab ~     
jackscrew   compact ~  [, ]     
jail 
jalousie  ,  
jam 1. ; ,  2.  ice ~   log ~   ( ) traffic ~    ,   
jamb 1.    (  ),   (   ) 2.   (   ,  ) ~ of a single opening      head ~     hinge ~    ,      
japan ;  black ~ 1.   () 2.  ;   
jar 1.  ( ),  2. ;  sample ~   
jaw  (),  ();  (, ); ;  clamshell bucket ~s   crushing ~   fixed ~  ;   grasping ~  gripping ~  ;  '  4 movable ~  ;   swinging ~   
jenny 1.   (  ) 2.    3.  
jerk 1. ; ;   ^  2*     () 
jerkinhead  
jet 1. ;  2. , ,  3.  4.   adhering ~  []  air ~   air-washer ~ -  (.      ) air-water ~ -  attached ~  []   confined air  ~ fan-shaped air  flat air ~    free ~   half-restricted ~   heat ~   isothermal ~   nonisothermal ~  ()  pile water ~   ( ) radial air ~   spot cooling ~    submerged ~   supply air ~   wall ~  [] 
jetting 1.     2.   (  ) 3.   (  ) 4.  -(, ) pile ~   ( ) water ~ 1.  []     2.   () 3.  (, ~) 
jetty 1.   (-, , ) 2.    (, ) . ;  L-headed - -  open ~  , -;   submerged ~ I.  ,    2.   T-headed ~ -  
jib 1.  (, );  ;  () 2.  ( ) basic ~   cantilever ~  ; - counter(weight) ~  ,   ( ) crane ~   derricking ~   extended ~   fixed ~   fixed luff ~    ( ) fly ~   folding ~   hammerhead ~   jury ~   lattice strut type ~    luffing ~   luffing fly ~    ,   saddle ~   ( ) strut ~   swan-neck ~   telescopic ~   telescoping cantilever ~    
jibbing     ;    
jib-stick 
jig ; - ; ;   air ~    
jigger 1.  2.  jigsaw   bench ~   
jim . ;     
jimmer   ;     
jimmy  ,  
jitterbug   (      )
job 1.   2.  ;    ;   3.   concrete forming ~     crane-and-bucket ~    ()    diving ~   large ~   ,   rock ~ . ,     
jobber   ,   ;  
job-made  []  ,  
jobsite  
joe McGee .  
joggle 1.     (   ) 2.   (   ) 3.   (    ) 4. ,     5. ,  cement ~ 1.  ,   2,      (       )
joiner 
joinery 1.  ;    2.  
joining of timbers  
joint 1. , ; ,  2. ,  ( ) <> ~between precast members    ()  ; ~ fixed [locked] against rotation ,   ;      ; ~s in buildings   ; ~ restrained by elastic members - , - ; ~ transmitting compression ,   ; ~ transmitting shears ,     [ ] abutting ~  ,  ;    ;  adhesive (-bonded) ~   angle ~   angle half-lap ~    articulated ~ ,  ;   aseismic ~   ball ~    ,   ;   beam butt ~    [ ] beam-column ~      ( ) bed ~  ;   (  ) bell-and-spigot ~   birdsmouth ~   (        ) bolted ~   box dovetail ~       break (ing) ~s  []  brick ~s    bridle ~ 1.   2.    (.   ) butt ~  ,   buttered ~       (        ) cable ~   capillary ~     ( ) caulked ~    cleat ~   closely-spaced ~s    coax scarf ~     cog scarf ~     cold ~ 1,   (  ) 2.   combed ~    [ ] compression ~   () concave ~   ( ) construction ~   (  ),   contraction ~  [] ,   (  ) convex ~   ( ) corner ~   cornerlock ~      coursing ~  ;   (  ) crimped ~   ( ) crimp upstand ~    ( ) cross ~ 1.   (.   ) 2.   (  ) cross-lap ~   [ ]  ( ) curb ~ . 1.   []    (    ) 2.     cut ~  ( ) - dilatation ~   dismountable ~  ,   double-shear ~   (, ) double-S slip ~   ()  -  dovetail halving ~   ,     doweled contraction ~      draw band ~   () duct flange ~    dummy ~  () ;     (    . .) edge ~ 1.   (     ) 2.       end ~  ,  ;   end lap ~    erection ~  ; ,   ;  ;   expansion ~ 1.  []  2.   face ~     ;   fail-safe ~  []  (.  ) false ~  []  feather ~  []   ;      ,     field ~  ,   [] finger ~   (  ) fixed ~  ;   flanged ~   flared ~   ,   flat ~  ( ) - flexible ~  ,   () flexible ball ~    floor ~  ()  floor-to-wall ~      flush ~  ( ) - friction-type ~      gland ~  []  ( ) glued ~   groove ~     (  ) ground ~ 1.     (  ) 2.        (  ) grouted ~  (   ),    (   ) half-lap ~   halved [halving] ~   head (ing) ~ 1.  ,   [] ( ) 2.   ( ) head contact ~       head free ~       Hercules pile ~     (  ) hick ~  ( ) - high ~ due to frost action  -  hinge (d) ~  ,   incompressible ~   insulated flanged pipe ~     insulated rail ~    isolation ~  ,  (     ) joggle ~ 1.  ( )      2.  ( )        keyed ~  ,    ( ) keys scarf ~        knuckle ~  []    (    ) laminated ~   (  ) lap(ped) ~  ,   lead ~  ,     lengthening ~  []  [, ] lift ~      (  ) lock ~   longitudinal ~   loose flange ~      manipulative ~        . (  ) miter ~     (  45") mortise (-and-tenon) ~    [ ],   movement "w   nonmanipulative ~  ,        ~' ) oblique ~  ,   oblique butt ~  ,    Open ~  ( ),   ,  ~overstrained ~   packed ~  []  pin ~  ,  ;   pipe expansion ~   plain-S slip ~  ()   S-  ploughed-and-tongued ~          [] pocket lock ~  ()    pointed ~  ( )   pressure-tight ~  []  push fit ~   (),   rail ~   raked ~  ( ) rebated ~  ~]   reinforced bar slip ~       (  ) ~reinforced standing seam ~    ,    released ~  (),    resilient ~  ;   rigid ~  ,   ring seal ~      rough-cut ~  ( )  rustic(ation) ~  saddle ~  ,  sawed ~  []  ( , ) scarf ~ 1.   2.   ,   3.      , -    4.      screw (ed) ~ 1.    [] 2.   sealed ~  ;  ;   semiflexible ~   settlement ~   shear ~   shoved ~      (        ) shrinkage ~   shrinkage compensating concrete floor ~     shrunk rubber ring ~        single dovetail ~      (   ) sleeve ~   sliding ~ 1.  []  (       ) 2.  []  slip ~ 1.   (, ) 2.  []   solvent welded ~     ,        socket ~   socket-and-spigot ~   spalled ~      (   . .) spigot-and-socket ~   S slip ~  ()  S-  stagger ~s ,     [] steel crossing construction ~     (   ) struck ~  ( )     and G ~  ,    tank base ~     telescope ~  []  threaded ~   tight ~  []  toggle ~  ,    tongue and groove ~  ,    tool ~   tooled ~ ,    (.   ) transverse ~  ;   treated ~  ;  ;   undoweled ~  (  )    unsealed ~  ;   () ;   V-shaped ~    ( ) wall-footing ~      warping ~     [] i (   .) watertight ~  ,   weathered ~    ( ) welded ~   wiped ~    
jointer 1.  (),      () 2.  3.    ;  4.  brick ~ 
jointing   (   ;  ) butt ~  ;  ()  pipe ~  
joist  (,  , , )',   <> ~s and planks  ;    5  12,5     10  bar ~  ,   beveled ~        [] boarding ~  ;  ,      bridging ~ . common joist ceiling ~  ;    common ~  ()    ;   ,     filler ~      ground ~  []    header ~   (   ) inverted T-shaped ~       Ҕ nailing ~        (  ) notch ~        (        ) open-web ~    [ ] ;   open-web steel ~    [] ;   rolled steel ~    ();    solid-sawn floor ~      steel ~ 1.    2.        ~   tail ~      (     ) telescopic metal ~  []   timber ~   ;      trimmer ~      (  ) trussed ~  . wooden ~    
jug  
jumbo 1.   (  ) 2.   ;   3.      drilling ~    track drill ~    (   )
jump 1. ,  (  ) 2. ;   (. ) backwater ~    drowned hydraulic ~    free hydraulic ~  []   hydraulic ~   incomplete hydraulic ~    perfect ~    pressure ~   repelled ~    ( semisubmerged (hydraulic) ~    Ski ~   stress ~   submerged (hydraulic) ~    undular hydraulic ~   voltage ~   
jumper 1.  ;   2.  3.  ;  
umping-up . ;  
jumpover   ( ) 
junction 1. ; ; ;  2. ;  3.  ,  ;   ~ of flange and web   []     at-grade ~  []     branch ~ Y-      channelized ~    cloverleaf ~      (   ) cold ~   () flared ~          flying ~   flyover ~ ()      fork ~ Y-      grade-separated ~      grade-separated diamond ~       grade-separated roundabout ~       gyratory ~    inspection ~ 1. ,   2.      multilevel ~     ,    oblique ~       offset ~       priority controlled ~             right-hand splay ~                 rotary ~       saddle ~ 1.  2.  -  scissors ~       simple ~       single controlled ~       single oblique ~   skew ~        ~ -   trumpet ~      two-level fork ~      Y ~ Y-   
jut 1.  || ,  2.  
jutty    