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(Click for frequent words.) 58 corroded pipes 58 faulty welds 56 Poorly maintained 55 compression couplings 55 pinhole leaks 53 substandard welds 53 welding seams 53 corroded gusset plates 52 Leaky roofs 52 grease buildup 52 Tip O'Neill Tunnel 52 severely corroded 52 corrugated metal pipe 52 stub sill 51 vapors ignited 51 corroded pipe 51 blowdown stack 51 sagging ceilings 51 Faulty wiring 51 rotting timbers 51 flammable hydrocarbons 51 Gasoline vapors 51 rodent burrows 51 Leaking pipes 50 wooden timbers 50 bolt assemblies 50 blowdown drum 50 faulty 50 longerons 50 leaky ducts 50 heater treater 50 corroded wiring 50 defective 49 Corroded 49 CO poisonings 49 blowdown stacks 49 Worn tires 49 subsidences 49 faulty battery charger 49 undersized gusset plates 49 faulty air conditioner 49 pinhole leak 49 sewer manholes 49 rivet holes 48 boiler tubes 48 overloaded extension cords 48 hairline cracks 48 bridge gussets 48 Leaky pipes 48 duct leakage 48 tripped circuit breakers 48 Downed wires 48 electrical conduits 48 wooden sleepers 48 Structurally deficient bridges 48 Electrical wiring 48 leaky valves 48 corroded pipelines 48 wood trusses 48 seam weld 48 flue pipe 48 drainage inlets 48 defective electrical wiring 48 timber pilings 47 stoppings 47 corroding pipes 47 pipeline ruptures 47 seismically unsafe 47 creosote soaked 47 coolant leakage 47 welded seam 47 Arcing 47 polyester straps Rapetti 47 structural defects 47 manhole lids 47 clogged dryer vent 47 brake pedal pins 47 lightning arrestors 47 flawed welds 47 extension cords plugged 47 welds 47 Eel River Canyon 47 flammable insulation 47 welded joints 47 seam welds 47 friable asbestos 47 Icy roadways 47 catenary wires 46 substandard 46 defective workmanship 46 faulty wiring 46 automatic shutoff valves 46 valve stems 46 sewer laterals 46 air conditioning coils 46 roof joists 46 steel truss bridges 46 seismically retrofitted 46 drainage grates 46 unsafe unsanitary 46 rainwater seeping 46 exhaust duct 46 steel sheeting 46 wood pilings 46 residue treater 46 fracked wells 46 anhydrous ammonia tank 46 Davis Besse reactor 46 Wheelchair ramps 46 Improperly installed 46 overheated conveyer belt 46 HVAC ducts 46 lint buildup 46 flame arrester 46 bureaucratic snafus 46 tread separations 46 pigeon dung 46 sewerline 45 defects 45 soldered joints 45 shutoff valves 45 backflow device 45 Crestmoor neighborhood 45 leaky plumbing 45 underinflation 45 wooden derrick 45 faulty electrics 45 fumes emitted 45 faulty gasket 45 understructure 45 broken standpipe 45 groundwater seepage 45 venting methane 45 entrapments 45 overpressurized 45 Sabek trucks 45 sewer backups 45 lax supervision 45 leaking hydraulic fluid 45 unreinforced brick 45 acetylene tank 45 faulty transformer 45 corroded 45 Toxic fumes 45 smoke detectors sprinklers 45 foul smelling odors 45 Milwaukee Hoan Bridge 45 Leaking roofs 45 firetraps 45 unsafe 45 malfunctioning furnace 45 Crestmoor Canyon neighborhood 45 delaminations 45 Dotiki mine 44 roaches mold 44 manganese fumes 44 Wynnewood Refining Co. 44 faulty furnace 44 electric baseboard heating 44 gutters downspouts 44 wood shingle roofs 44 malfunctioning valve 44 sewage backups 44 asbestos fireproofing 44 repairing leaky 44 functionally obsolete bridges 44 WTC skyscraper 44 Steeltex tires 44 deemed structurally unsound 44 hazardous vapors 44 Downed tree limbs 44 masonry chimney 44 pressurizer 44 Faulty electrical wiring 44 rotted timbers 44 airbag sensor 44 dike breach 44 gallon propane tank 44 combustible methane gas 44 obnoxious odors 44 train trestles 44 acoustical tile 44 polybutylene 44 hydrogen embrittlement 44 reportable accidents 44 shoddy workmanship 44 polluting groundwater 44 asbestos sheeting 44 leaky septic tanks 44 MCAI describes 44 paste backfill plant 44 electrical wirings 44 unreinforced 44 raffinate splitter 44 wooden trusses 44 misconnections 44 carbon monoxide poisonings 44 Zaccard 44 structurally unsound 44 corrosion 44 worn brake pads 44 shoddy 44 Pigeon droppings 44 phosphogypsum 44 Exhaust fumes 44 spokesman Hiroshi Aizawa 44 epoxy bolts 44 Chief Robert Scheirer 44 monolithic cladding 43 flammable vapor 43 anode rod 43 elevator shafts 43 exhaust ducts 43 Sump pumps 43 Propane tanks 43 welding sparks 43 Hairline cracks 43 Guejito Fire 43 rotten timbers 43 overinflation 43 contaminating groundwater 43 drywell shell 43 mechanically unsound 43 concrete formwork 43 substandard workmanship 43 coolant leaks 43 toxic fume 43 Salvatore DePaola knew 43 Whitco poles 43 tofu dregs 43 clogged culvert 43 Overgrown weeds 43 faulty bookkeeping 43 Junked cars 43 concrete girder 43 leaks 43 leaked tritium 43 hazardous fumes 43 vermin infestations 43 retreaded tire 43 Overgrown trees 43 overtightening 43 malfunctioning transformer 43 overcooling 43 oxyacetylene 43 hydrogen sulfide fumes 43 Sump pump 43 faulty windshield wiper 43 spalling 43 injecting grout 43 rotting wood 43 functional obsolescence 43 drainage culverts 43 asbestos insulation 43 malfunctioning 43 Clogged drains 43 stilling basin 43 exterior stucco 43 volt transformer 43 trench collapses 43 sanitary sewer manhole 43 underbuilt 43 Metrolink commuter trains 43 steel pilings 43 cofferdams 43 crumbling plaster 43 DDT pesticide banned 43 wires dangled 43 wooden trestles 43 ton girder 43 SU Vs 43 feedwater pump 43 coal slurry impoundment 43 faulty heater 43 impermeable liner 43 polyethylene pipes 43 Guatemala sinkhole 43 vibration dampeners 43 manure lagoons 43 fetid stew 43 Dryer lint 43 highwall 43 hull plating 43 fractured gusset plates 43 improper welds 43 faulty alternator 43 bridge girders 43 galvanic corrosion 43 backflow preventers 42 tire ruts 42 sewer manhole 42 crossarms 42 miscalibrated 42 silt buildup 42 electrical wiring 42 Big Dig highway 42 con crete 42 rubber bladders 42 hood latches 42 steel arch truss 42 Ford Windstar minivans 42 sewer pipes 42 Slippery pavement 42 stair towers 42 inoperable smoke detectors 42 ignited combustibles 42 crib slats 42 firestopping 42 install guardrails 42 wooden roof trusses 42 sanitary sewer backups 42 spalled 42 raw sewage seeping 42 fireproofed 42 raw sewage spills 42 jack knifed semi 42 Volkswagen Passats amid 42 steampipe 42 jackscrews 42 parapet walls 42 rusting rebar 42 Wind gusts topping 42 Taum Sauk hydroelectric 42 Northeast Interceptor 42 piezometers 42 roach infestation 42 steel trusses 42 reactor coolant pumps 42 Careless smoking 42 polyethylene pipe 42 equalization basin 42 defective telomerase 42 bracings 42 emits noxious 42 multistory parking 42 ruptured spilling 42 blowout preventer BOP 42 ruptures 42 sediment buildup 42 Twin Span 42 Peeling paint 42 Big Dig tunnels 42 malfunctioning air conditioning 42 tire blowouts 42 seismically unsound 42 reactor coolant pump 42 longeron 42 hydraulic accumulator 42 Ambridge Aliquippa Bridge 42 tailboom 42 flamable 42 rock crusher 42 Fallen tree limbs 42 fume inhalation 42 basement sump pump 42 Mentzer Gap Road 42 mold infestation 42 Bramblewood Heights 42 unplanned stoppages 42 improperly calibrated 42 Rumble strips 42 termite ridden 42 coolant hoses 42 faulty workmanship 42 lightning arresters 42 window sashes 42 badly corroded 42 installing flammable foam 42 commuter train derailment 42 avoidable tragedies 42 Mihama plant 42 Unattended candles 42 underinflated tires 42 rot termites 42 delaminating 42 leaking septic tanks 41 chimney flues 41 gabion baskets 41 Transbay Tube 41 improperly vented 41 Warrick Probes 41 bent rims 41 faulty septic 41 toxic fumes emitted 41 hauling hazardous materials 41 un repairable 41 gaseous hydrogen venting 41 limerock 41 manure pits 41 flashings 41 electical 41 sparks ignited flammable 41 prestressed concrete 41 bleeder valve 41 erect scaffolding 41 methane ignitions 41 drainage culvert 41 Sewage overflows 41 Crosstown Hwy 41 faulty electrical wiring 41 installing guardrails 41 deactivation switch 41 rat burrows 41 wood stove chimney 41 gable vents 41 ignition switches 41 concrete encasement 41 epoxy creep 41 pockmarking 41 guiderails 41 pigeon excrement 41 Hoan Bridge 41 labeled structurally deficient 41 horizontal stabilizers 41 air conditioner intakes 41 handicapped accessible ramps 41 highly flammable soundproofing 41 Incendiary devices 41 apparent Manholes supported 41 resurfacings 41 leaky ceilings 41 overtightened 41 crossbeams 41 stucco siding 41 Tacoma Narrows Constructors 41 inch PVC pipe 41 Meth cookers 41 flammable soundproofing foam 41 welded seams 41 Manholes 41 vermin infestation 41 Lake Okeechobee dike 41 faulty blowout preventers 41 faulty capacitors 41 formaldehyde colorless gas 41 Severe overcrowding 41 coking unit 41 structurally unsafe 41 Salvatore DePaola 41 carelessly discarded smoking 41 Tanker overturns 41 Septic tanks 41 jack hammering 41 skyrocket bursting 41 malfunctioning boiler 41 caprock 41 fiberglass reinforced plastic 41 debri 41 Sayano Shushenskaya HPP 41 unreinforced buildings 41 sump pit 41 fatigue cracks 41 Faulty 41 Acela fleet 41 fumes emanating 41 propane torches 41 fusible link 41 Left uncorrected 41 bridge abutments 41 frictional resistance 41 IED Improvised Explosive Devices 41 sagging porches 41 Ceiling tiles 41 auxiliary spillway 41 ventilation ducts 41 Zimmer Durom cup 41 Mysteries persist 41 leaky 41 lax underwriting 41 hydrocarbon vapors 41 coal ash impoundments 41 mines quarries 41 rear taillight 41 sanitary sewer laterals 41 Posen Construction 41 drives ammonia coolant 41 HVAC ductwork 41 unreinforced masonry 41 rear enders 41 inch ductile iron 41 muddy ruts 41 uncontrolled bowel movements 41 thin gusset plates 41 Matt Kenseth Clint Bowyer 41 burnover 41 earthquakes Bilham 41 condensation dripping 41 bowel obstructions 41 spontaneous ignition 41 Haz mat crews 41 Cement mixers 41 electric baseboard heater 41 combustible dusts 41 Hanford vitrification plant 41 Jiaozhou Road 41 Flooded basements 41 clogged drain 40 fireplace chimney 40 deck truss 40 roadbeds 40 frayed wiring 40 dirt berms 40 microcracks 40 windshield wiper motor 40 handicapped ramps 40 flowable fill 40 unexploded artillery shells 40 concrete caissons 40 suction entrapment 40 leaky toilet 40 refrigerant leaks 40 spewed toxic fumes 40 corroded pipeline 40 Abolhassan Astaneh Asl 40 Orso Delgado 40 girdling roots 40 carbon monoxide colorless odorless 40 welded rails 40 stair tower 40 unreinforced concrete 40 tar sands bitumen 40 BART Transbay Tube 40 standpipe unattached 40 noisy mufflers 40 highly flammable polyurethane 40 flammable solvents 40 backover deaths 40 misconnection 40 Grow ops 40 Gaping holes 40 unvented 40 sloped roof 40 jackknifed semis 40 rotted wood 40 Discolored water 40 valves fittings 40 ammonia vapor 40 inject grout 40 manlift 40 Chasarik 40 airborne asbestos fibers 40 tripping hazard 40 carcinogenic fumes 40 accelerate uncontrollably 40 hydrogen sulfide toxic 40 Smoke inhalation 40 Bureaucratic inertia 40 malfunctions 40 protruding nails 40 overpasses underpasses 40 releasing toxic fumes 40 leaking propane tank 40 parasite cryptosporidium 40 sinkage 40 Trabing Fire 40 fenders bumpers 40 propane tanker 40 Asphalt shingles 40 Entran II 40 Inflated appraisals 40 nonhistoric 40 Kort nozzle 40 gaping cavities 40 falsework 40 cockroach infestations 40 Ms. Dussinger 40 ammonia vapors 40 sanitary sewer mains 40 propeller shafts 40 rotting floorboards 40 rear bulkhead 40 Shotgun pellets 40 drainage swales 40 synthetic stucco 40 structural deficiencies 40 wood sheathing 40 Pigeon guano 40 asphault 40 eave vents 40 Foam insulation 40 copper downspout 40 Sakonnet River Bridge 40 hydrostatically 40 Fender benders 40 bullet pockmarks 40 Blowout Preventer BOP 40 concrete girders 40 coke oven gas 40 valve malfunctioned 40 servo actuator 40 cable splices 40 unreinforced masonry buildings 40 erecting scaffolding 40 Clogged filters 40 Oily rags 40 Millimeter sized 40 steel beams 40 flaking paint 40 nylon sling 40 manholes 40 ignition coil 40 unreinforced brick buildings 40 Quonsets 40 basement sump pumps 40 devastating tin whisker 40 emit toxic fumes 40 air conditioning ductwork 40 crumbling masonry 40 smoke detectors fire extinguishers 40 seismically retrofit 40 Substandard 40 clogged culverts 40 Lauren Peduzzi spokeswoman 40 backfeed 40 garages carports 40 weathertightness 40 Jaguar Oddes 40 paint flaking 40 Berkley Dighton Bridge 40 coolant leak 40 toxic mercury vapors 40 truss bridges 40 colliery accidents 40 ant mounds 40 railroad crossties 40 acci dents 40 fireguards 40 Sayano Shushenskaya dam 40 termite infestations 40 Unpaid bills 40 unattended candles 40 creosote buildup 40 inflammable materials 40 rotting trusses 40 deicing salts 40 rear crossmember 40 stone mastic asphalt 40 tainter gates 40 spokeswoman Lyn Garris 40 pulmonary hemorrhage 40 nonstructural 40 pier pilings 40 muggers paradise 40 chillers boilers 40 raw sewage spilling 40 sewer mains 40 geotextile fabric 40 inferior milk powder 39 moldy ceiling tiles 39 spark arrester 39 Caledonia Levee 39 posed choking hazard 39 Hydraulic fluid 39 overheight 39 concrete footings 39 furnace vents 39 illegal rooming houses 39 jackknifed semitrailers 39 Wooden pallets 39 Tullahan Bridge 39 saltwater corrosion 39 Labourer dies 39 Shattered glass covered 39 pavings 39 wiper motors 39 restricts airflow 39 BMW #i sedans 39 stormwater inlets 39 unplanned refinery shutdowns 39 seismically safe 39 molten slag 39 Elstner Associates 39 radium contamination 39 prefabricated concrete 39 Coors Field escalator 39 recessed lighting fixtures 39 Clogged gutters 39 baseboard heater 39 crystal chandeliers silk 39 defectively designed 39 leaking faucets 39 chondrolysis 39 overhead powerlines 39 Leaky toilets 39 bridges viaducts 39 ECO sensor 39 antilock brake connectors 39 poisonous chlorine 39 acetylene cylinder 39 broadside collisions 39 uncovered manhole 39 Gilboa Dam 39 Burst pipes 39 oversizing 39 SUV rollovers 39 Inattentive driving 39 Ancure 39 remodelings 39 Septic tank 39 Soledad Mountain 39 defective weld 39 rusted 39 mine subsidence 39 puffing super sleuth 39 flammable vapors 39 motorcoach crashes 39 underwater obstructions 39 air conditioner coils 39 subfloors 39 Wingfield Pointe 39 concrete skyway 39 sloppy recordkeeping 39 deck truss bridges 39 Cathodic protection 39 co planarity 39 ceiling joist 39 mountaintop reservoir 39 watermains 39 nutplates 39 flammable substances 39 AP# reactor design 39 suppression sprinkler 39 cavitation bubbles 39 Linclaus 39 propane furnace 39 Functionally obsolete 39 Lobato Trestle 39 Erzincan province 39 accidental detonation 39 underfilled 39 microsurfacing 39 gaping cracks 39 tainted vermiculite 39 earthen canal 39 rainwater seeps 39 CAL OSHA 39 chuckholes 39 numerous flawed welds 39 Combustible materials 39 Washouts 39 barrow ditch 39 failures 39 Ragged Mountain Reservoir 39 rollover accidents 39 backflow preventer 39 Zipingpu dam 39 embrittlement 39 multicar pileups 39 spall 39 Ballville Dam 39 brake hose 39 Tuojiang River 39 transbay tube 39 emits sulfur 39 firestop 39 flyaway chunk 39 rusted iron 39 faulty electronic throttles 39 gear shifters 39 flapper valve 39 fusible links 39 guttered 39 deadman brake 39 Palmira Briseno 39 shoddily constructed 39 caustic sludge 39 hydrostatic testing 39 basements flooded 39 escapeways 39 zinc anodes 39 highwalls 39 Leaky faucets 39 gopher holes 39 beryllium dust 39 driveline lash 39 hydraulic hoses 39 stone abutments 39 Knauf drywall 39 roofers carpenters 39 post tensioning 39 truncated domes 39 Columbus Salame 39 Spontaneous combustion 39 lightning arrester 39 Bellemont Ariz. 39 soffit vents 39 underinflated 39 Structurally deficient 39 digester tanks 39 Abdominal aortic aneurysms 39 preventer seals 39 termite infested 39 overloaded circuits 39 colorless odorless poisonous 39 Guntersville Yacht Club 39 sediment basins 39 exhaust hoods 39 helium leak 39 O'Byrnes Ferry Road 39 Attic insulation 39 bent gusset plates 39 relines 39 aboveground storage 39 exploding propane tank 39 mechanical malfunctions 39 Strongs winds 39 flammable methane 39 kiln dust 39 crumpled heaps 39 backflow devices 39 Contaminated groundwater 39 Vinyl siding 39 emit fumes 39 masonry chimneys 39 electrical receptacles 39 Tongue piercing 39 sinkholes 39 chromic acid 39 MacArthur Maze 39 bug infestations 39 cracked windshields 39 disc brake rotors 39 defective drywall 39 voltage fluctuation 39 sodium coolant 39 subsurface cracks 39 Blowing dust 39 unscheduled stoppages 39 furnace flue 39 concrete abutments 39 pintle 39 tetherball poles 39 manway 39 flammable foam 39 drywall screws 39 improperly discarded 39 malfunctioning septic 39 framerail 39 liquefied chlorine 39 lane dividers 39 Tin whiskers 39 overgrown shrubbery 39 formaldehyde preservative commonly 39 clindamycin phosphate glucose 39 buildng 39 damge 39 repairs 39 ammonia refrigeration 39 railroad overpasses 39 seals gaskets 39 cavitations 39 rusted metal 39 uneven pavement 39 Freon leak 38 electrical arcing 38 Muncie Bypass 38 miscalibration 38 pipe 38 silica fume 38 willfully negligent 38 backflow prevention devices 38 lightning arrestor 38 Daylong rain 38 Cusano Contracting 38 Wiss Janney Elstner 38 overloading circuits 38 spark arrestors 38 asphalt overlays 38 mold remediators 38 Andre Borshch owner 38 Chemical dispersants piped 38 wastewater lagoons 38 ill fated Macondo 38 Westwing substation 38 corrosive seawater 38 Cathode ray tubes 38 pyroclastic material 38 leaking hydrochloric acid 38 gaskets 38 Heavier loads 38 corrosive drywall 38 flashovers 38 undersized culverts 38 underbodies 38 manifold assemblies 38 epoxy paint 38 blowout preventor 38 drywell liner 38 steel reinforcement 38 gouges cracks 38 weld 38 BOP stack 38 bureaucratic backbiting 38 wooden planking 38 jack knifed tractor trailer 38 asbestos contaminated vermiculite 38 Silas Pearman Bridge 38 Poorly conceived 38 seismically vulnerable 38 dangerously understaffed 38 tire sidewalls 38 unmaintained 38 Firefighters hosed 38 San Onofre nuke 38 Stiff winds 38 fender liners 38 Big Dig connector 38 willful violations 38 Shanghai Baolong Automotive 38 Wollochet Drive 38 welders 38 manure spills 38 highway pileups 38 Upon arrival firefighters 38 improper fasteners 38 disinfectant byproducts 38 fluorescent lighting fixtures 38 inferior welds although 38 rusting 38 recoating 38 Methane crystals 38 inadequate 38 Wiss Janney 38 Inadequate ventilation 38 Vt nuke 38 wirings 38 vinyl lunchboxes 38 spontaneously ignite 38 corroded Prudhoe Bay 38 Dex Cool 38 finding roaches mold 38 burrowing rodents 38 Caracas La Guaira 38 cost overruns 38 corrugated metal roofing 38 Dotiki Mine 38 unintended accelerations 38 wiring 38 latent defects 38 jackknifing 38 unreinforced masonry structures 38 inhaling carbon monoxide 38 wheel bearings 38 Bayji refinery 38 launching girder 38 Witch Creek Guejito 38 inflators 38 Overturned tanker 38 Calaveras Reservoir 38 reinspections 38 delaminated 38 foam wedges 38 suspender cables 38 Punjagutta flyover 38 standpipe 38 jerry rigged electrical 38 canal floodwalls 38 turbidity cloudiness 38 unkempt lawns 38 switchbox 38 chemically neutralized 38 polymer insulators 38 mag chloride 38 Salahuddin Refinery 38 unpaved driveway 38 gaskets seals 38 retardant foam 38 Manhole covers 38 unstable 38 Clogged arteries 38 Selaulim 38 Mitchel Alvo Jeffrey Melofchik 38 springing leaks 38 Unsanitary conditions 38 pitman arm 38 reclosure 38 evaporator coils 38 air conditioner compressors 38 Union Erectors 38 egregious willful 38 asphalt shingle roof 38 Ancure device 38 Shoddy workmanship 38 brittle tree limbs 38 intake manifold gasket 38 sewerlines 38 Blocked drains 38 Sprint Fidelis defibrillators 38 Romeo Peart 38 dryer duct 38 gable vent 38 Santa Ana riverbed 38 train derailments 38 eastbound offramp 38 gaseous hydrogen leak 38 defueling 38 wooden pilings 38 dryer vents 38 brake hoses