nadir ;    photographic ~ 
nail  <> ~ sticking out of the plank ,    acid-etched ~s ,    aluminum ~   annular ~      []   (   ) annular ringed ~ -,      barbed ~   barbed plywood ~    barbed roofing ~    carpenters ~   cast ~   clout ~  ;     common ~   concrete ~ .        ;  cut ~   (   ) double-head (ed) ~     () driven ~   face ~ ,        felt ~   finishing ~   flat head ~     flooring ~    (   )\   furring ~   galvanized roofing ~    gypsum lath ~      [ ] headless ~    hook ~   ,   -  lath ~   lost-head ~     ( ) masonry ~       (     ) plasterboard ~      [ ] roofing ~   shot-fired ~ ,    slice-pointed ~     wiggle ~ .  []    wire ~  
nailability  (, )
nailable 
naildriver  
nailed  [] 
nailer 1.   2.      (  )
nailing  [] ;  []  blind ~      () clench ~       []    ( ) concealed ~    (  ) double face ~     
naled 
names of parts  
naos  (   )
nappe 1.     2.  ,       adherent ~ ,     aerated ~    free ~    
natatorium   
nature of the stress redistribution   
navy .  
neck 1.  (,  ), , ;   2. ;  3.   [] 4. ,  5. ;  filler ~  []  gland ~   goose ~ , ,   swanks ~    ,  ;      torch ~   
necking 1.  ,    ( ) 2.  (  ,      ) ~ of pile     ( -      )
necking-down  ,    (  )
need ,  <> in ~ of repair    long-standing ~    water ~   , 
needle 1. ; ; ;  2.      (  ) 3. ,    (   ) 4, , ;  Gilmore ~   (      ) meter ~    penetration ~   Proctor ~  []  (   ) Vicat ~  
needling   ( ,    . .)
neighborhood ,  ;  (   500  1000 , )
neoprene 
nerve, nervure  , 
nest 1. ;  2. ; ;  ~ of saws  []    ~ of screens   ( ) aggregate ~  []      boards ~ .     ( )
net 1. ;  ||  [|  ;  ,   2. ,  base ~   bee-keepers ~     ( ) cable ~ 1.   2.   catch ~   flow ~   guard ~   mosquito ~     safety ~   triangulation ~   wire ~  
netting , ;   extrude ~    (.   ) fine-wire ~     (.    ) wire ~   network 1.  (,    .) 2.   ~ of motorroads [motorways]    activity ~   aerial ~   (  ..) air termination ~   (  ) basic ~ of high-order control   ()   buried ~   (  run.) distribution ~  []  drainage ~ 1.  []  2.  []  electric distribution ~    gas distribution ~    ground ~   horizontal survey ~    lighting ~   line ~    lock-weir ~   overhead ~   (  run.) road ~   sampling ~     sewer(age) ~   telephone ~   underground survey ~   water line ~   water supply ~   ,  
neutral 1. ,  ;   2. ()   earthed ~  
neutralization 
neutralizer 1.  () 2.  
newel 1.   ( ) 2.       (     )
newly-formed  ,  
nib  (  .)\ ; 
nibbler   (   )
niche  refuge ~  (   ) ground ~    
nick 1. ; ;  ||  2. ;  3. ;  4. ; ; 
nickel 
nigging    () 
nipple 1. , ;   2.   barrel ~  ,  bell ~   long ~      pipe ~   short ~      
nitrogen 
node 1.  ( , ) 2.     3.  (. ),   ( ) corner ~   
nodule ,  (.   )
nog 1.   (  f    ) 2.   (  )
nogging 1.      2.  ['    ,    brick ~    " ; [];        []
noise ; ;  acoustic ~   (  ) aerodynamic ~   airborne ~   air-flow generated ~   ambient ~  ;    ; background ~   buzzing ~  community ~   duct ~ ,    impact ~   inherent ~   man-made ~     structure-borne ~ ,   ;   ; traffic ~   
nomenclature ;  ;  ~ of timber for construction purposes     
noncohesive  (   ..)
noncombustibility ; 
nonconducting     nonconformity  (,  ) 
noncorrodible, noncorroding ,  
nondeformable  
nondestructive  (   . .) 
nondimensional  
nondirectional  
nonelastic  
nohflammable , 
nonfouling ,    []
nonhomogenity (of materials)  () 
nonlinearity  ~ of problem   
nonlinearly elastic - 
nonloadbearing  ( )
nonplastic  ( ) 
nonprestressed  ( ),     ( ) 
nonrigid ,    ( ) 
nonrusting  nonstretched  ( ) 
nonstructural  (  ) 
nonskid, nonslip  
nonstandard  
nonsymmetrical  (   . .)
nontensional , 
nonuniformity  
noria 
nose 1. ; ; ;  (.  ,    . .) 2. ,  () 3.  ;  () ~ of guide bund    bank ~   tool ~   
nosing 1. ,  (.  ) 2.   ;    upstream ~  , 
notation ;  bow's ~     (   ) stress ~    ( )
notch 1. ,  || ,   2.   3.  () double-skew ~      [ ] keyhole ~     (    ) skew ~  
notcher   []        ;  
notching 1.  2.  []      [ ] 3.   
note ;  explanatory ~   ( ) roadbed ~   (    ) terrain ~  
notice , ; ;  <> ~ to precede   [] ( )       ~ of award  ( ) <>    advance ~,   (    . .) building preservation ~  ,          termination ~    [] (,   . .)
noxiousness  
nozzle 1. , ,   2.   air supply ~  ;    ( ) angle ~   compact-jet air supply ~    ( ) cone ~   jet ~  ,   long-throw Jet air supply ~    ( )   pulverizing ~   shotcrete ~    - spray ~ () ,   uniflow spray ~   Venturi ~  
nozzleman ,       (  )
nuisances 
number 1.  2.  ( ) 3.  ~ of bar  []   ~ of bars    ~ of cycles   ~ of degrees of freedom    ~ of loads per day     ~ of panels in the truss    ~ of pours required for job         [ ] ~ of revolutions   batch ~    [ ]  Beaufort ~        bridge ~    (  ) Brinell hardness ~    F ~s      () ,  [] F flatness ~ Fy    ,  [] F levelness ~ F    ,  [] F local F ~s  ,         mesh ~   overall F ~s  ,        (   ) Poisson ~   ,   rated ~ of revolution    (. ) rebound ~ R   R (  ,     ;     ) shade ~     sieve ~   Taylor's stability ~     ( )
nursery 1.  () 2.  ;   3. ,  <> ~ for passengers   ( ) day ~   
nursery-school   
nut  adjusting ~  []  anchor ~   back ~  black ~  []  conical ~  []  eye ~    [ ] left-handed ~     lifting ~   lock ~  ;  right and left ~   right-handed ~     ring [round] ~  []  self-locking ~   setting ~   spring ~   wing(ed) ~ -;   
nylon  