Construction inspection manual pdf

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Certification Merchandise. Emerging Leaders Merchandise. First Responder Merchandise. Historical Merchandise. Check clearances and dowel projections. Observe placement of concrete. Check coordination of casing withdrawal, where required, and placement of concrete. Casing should remain below surface of concrete at all times.

Familiarize self on where all surface site drainage is directed. In general, all site drainage will be directed to underground storm drain systems which will carry it offsite.

Familiarize self on where all underground site drainage is directed, making sure that there is no reverse flow in pipes. Review plans for possible conflicts between underground storm drain pipes and other utility lines, especially other gravity flow pipes sanitary sewer lines. If possible conflicts, expose conflict before storm drain excavation is begun and have surveyor verify that no vertical conflicts exist.

Review standards for catch basins and manholes or junction boxes. Require submittal of catalog cut be submitted to architect if structures are precast. Verify elevations of tops and bottoms of drainage structures and flow lines of storm drain pipes against layout survey stakes.

Review backfill standards for drainage structures and storm drain lines. Have soils engineer test and certify backfill methods and compaction. Familiarize self with types of storm drain pipes allowed. If ACP is allowed, special handling, cutting and disposal requirements apply, as asbestos is considered a hazardous material. Review safety shoring requirements for excavations over 5 feet in depth. Familiarize self with concrete mix and strength requirements.

Collect delivery tags. Obtain certificate of conformance to specifications. Take concrete slump tests and cylinders, if required. Have contractor clean all catch basins and flush all storm drain lines prior to job acceptance. Review inside of all drainage structures for rock pockets and defects in workmanship. All forms to be removed. Inspect all storm drain lines for joint integrity, that lines are true for slope and horizontal alignment, and that bedding is proper prior to allowing contractor to backfill storm drain lines and structures.

Verify subgrade is to proper elevation and cross-section. Verify drains, utilities, and other underground construction are in place. Verify control testing of subgrade and subgrade materials is being performed and recorded if required.

Verify subbase and base courses are of source, type, thickness and material specified. Ensure source of material is sampled and approved by testing laboratory. Verify location of all manholes, outlets, and surface features is known. Verify prime coat is provided and applied as specified.

Verify whether prime coat is required by local governing authorities, e. Air Quality Management Board. Verify prime coat properly seals the surface voids and provides proper binding. Verify prime coat is applied to waterfree surface free of objectionable substances.

Verify prime coat is applied uniformly and receives proper curing time. Verify pack coat is applied to all conforming concrete and asphalt surfaces.

Verify concrete against which paving is to be placed is to be at least 7 days old. Verify suitable covers are provided to protect mix, if required or because of climatic conditions. Verify size and type of roller and paving equipment is as specified. Verify temperature of mix when delivered is within limits required.

Verify records of placement and suspension of operations are kept. Verify headers and screeds are properly installed for thickness control and as required. Verify materials are properly spread, raked, and placed for thickness and uniformity. Raking to be kept at a minimum. Verify rollers are operated within speed range and have proper backup features, drum scrapes, and wetting devices.

Ensure roller is backed only over compacted areas. Verify correction of humps and depressions to obtain smoothness and uniformity is to be performed before the start of compaction. If required, verify seal coat is properly applied and of material called for, and with proper curing period before and after installation. Verify special topping surfaces, color coatings, and striping, are applied of materials required; proper curing times are observed.

Verify a copy of all truck delivery tags is collected as trucks enter site and kept for reference. Verify the total weight of asphalt delivery is equal to or over the calculated weight required for the project. If underweight, possible thin areas in the paving may exist and core thickness tests may be warranted.

Verify requirements for mixes, batching plant, and mixing plant are met and approved if specified. Verify admixtures are as approved. Verify all paving equipment is available on job, is in good condition, and meets requirements.

Verify base course is maintained in a firm, moist condition and is as required. Verify all forms, headers, outlets, boxes; and equipment are in place before pouring.

Verify all embedded items. Verify that reinforcement is not shifted or forced to the bottom of the pour. Verify grade, slope, pitch, and thickness control is provided as required. Verify concrete is deposited, rodded, and vibrated to suit conditions. See that reinforcement is maintained at elevation required. Verify time interval between pours allows for continuous working. Verify controls joints, construction joints, and expansion joints are provided as required. Verify curing provisions are as required and work is properly protected.

Verify jointing of old concrete to new work is properly performed. Ensure forms are not removed until minimum required time after placement has elapsed. Verify sawed joints are made at proper time and are properly aligned. Verify agency requirements are met for design regarding sidewalks, curbs, gutters, and aprons.

Ensure that contractor protects against vandalism while concrete is still green and able to be marked. Inspect first thing next morning for marks which can then be stoned out.

Verify wheelchair curb-cuts, slopes of sidewalks, curb-cuts, ramps, marking of stairs for visually impaired. Verify layout of main service heads, valves, controllers, vacuum breakers, is as required. Record field conditions as required. Verify trenching depth and backfill are as required. Verify electrical work is provided as required. Observe work related to lighting of landscape features.

Verify that the controller is installed as required. Observe installation. Observe operation, adjustment and coverage of completed irrigation system, including controller timing. Verify existing trees and other vegetation to remain are protected as required.

Verify barricades and fencing are provided if required. Verify traffic, parking, storage of materials, or debris is not allowed within drip line of trees. Verify existing trees and other vegetation are maintained by regular feeding and watering during construction, if required. Verify pruning of branches is performed only by qualified persons. Observe excavation adjacent to existing trees. Unless otherwise required, do not allow exposing of root systems; keep equipment beyond drip line.

Verify existing vegetation not to be saved is removed as required. Observe required stockpiling and that topsoil is not intermixed with deleterious materials. Verify subgrade is carried sufficiently below finish grade to provide depth of topsoil required. Do not allow in subgrade debris that is detrimental to landscaping. Verify elevations of manholes, catch basins, valves, and boxes are coordinated to finished grades required on landscaping plans.

Verify coordination to other drawings. Verify backfill against foundation walls that receive planting is clean sand free of rocks, concrete, and debris. Verify paints, solvents, oils, old plaster, and other debris is not placed in areas to receive planting. Do not allow maintenance of construction equipment to be performed in areas to receive planting. In general, ensure that all deep utility work is to be done before soil preparation, all shallow utilities such as irrigation laterals are done after soil preparation.

Verify subgrade is scarified as required and prepared to receive finish grading. Verify stockpiled topsoil is distributed, prepared, and of depths required. Verify import, borrow, or selected off-site soil is used as required. Get certificates, and weight tags if required. Verify source is as required. Verify topsoil mixture including amendments and preparation is as required.

Verify installation of sleeves, raceways, boxes, and piping required for irrigation, drainage, and electrical is provided as required, and is installed in coordination with site improvements, paving, and walks. Verify areas to receive planting are not excessively compacted by traffic storage or equipment.

Verify scheduling of phases of landscaping work is in accordance with overall construction. Verify work is scheduled to avoid out-of-phase sequences that could cause damage or require rework. Verify layout of landscape construction such as walls, fences, paving, paths, and benches is as required. Verify grades and elevations. Verify planting areas are in horticultural condition required.

Verify layout of major plant materials and adjustment to field conditions is provided as required. Verify plant materials are as approved and inspected before installation as required. Verify plants are watered in after planting to settle soil around root ball. Verify plants are protected from acid backsplash used to clean or etch concrete.

Do not allow diluted acid near root zones of trees or shrubs. To avoid scorching of foliage, ensure hot tar boilers are not allowed near trees or vegetation. Verify maintenance is provided as required during construction, and arrangements with permanent maintenance are coordinated as required. Verify location, dimensions, and grades are as required.

Verify formwork materials are as specified. Formwork is properly sealed, oiled, or wetted and treatment is compatible with other materials to be applied. Verify reused formwork is properly reconditioned and treated for reuse. Verify construction provides mortar-tight condition, free from offsets and defects.

Verify completed formwork provides structural sections required. Observe type of form spacers, ties, and bracing used. Verify ties indicated to be set to pattern are of proper type and spacing. Verify ties are arranged to be withdrawn or snapped off to leave no metal within specified or required distance to surface of concrete.

Verify temporary spreaders are arranged for easy removal. Verify removal. Verify foundation forms are deepened as required for pipes, conduits, soft spots, etc. Verify provisions are made for anchors, hanger wires, inserts, cans, bucks, etc. Verify forms are secured against movements during placing operations.

Reference lines are established. Screeds are set high to allow for deflection, and deflection is checked during pour. Verify chamfer strips, nailer strips, chases, and rustication strips are accurately placed, aligned adequately, fastened, and protected.

Verify cleanouts are provided at ends and low points of forms. Ports are provided in high forms. Verify number and location. Verify expansion, construction, and contraction joints are provided as required or indicated. Verify filler is installed and securely fastened in expansion joints. Verify free movement of expansion and contraction joints can occur. Verify there is no reinforcement or fixed metal continuous through the joint.

Verify form cut-offs and bulkheads are established in locations approved. Verify forms are in alignment, especially at top of walls. Verify forms provide for depressed slab areas, cut outs, curbs, etc. Verify form surface treatment and pattern for architectural concrete is as required, non-corrosive nails are used to hold curtains.

Verify forms are taped and prepared as required for architectural concrete. Verify joint patterns are formed as indicated. Verify keys are provided in construction joints.

Verify provisions for waterproofing are met. Verify forms allow sufficient space and openings for depositing of concrete. Contact architect if field conditions appear difficult. Verify forms provide for features such as doors, windows, openings, etc. Ensure cross bracing is provided in formed openings to prevent bowing.

Verify proper provisions are made during pour for sawed joints; location, equipment, personnel, and timing. Verify forms are properly cleaned of all debris and surface-treated as required prior to pour. Note appearance of obvious defects in formwork that might impair its ability to withstand concrete pressure without excessive deflection. Check shoring for location and bearing. Check shores for settlement during pouring. Verify trench ducts, boxes, cleanouts, flanges, etc. Sufficient anchorage is provided to avoid movement.

Verify scaffolds or other accessories are adequate and do not affect form work. Verify concrete is sufficiently strong before removal of forms and surfaces are not damaged or spalled by too early removal.

Ensure forms remain in place until expiration of curing period required. Ensure forms are tightened and maintained snug against concrete surfaces. Verify wood formwork is completely removed above and below grade. Ensure preparations for patching are made as soon as practicable and methods are approved if required. Verify grade of steel delivered to jobsite is identified as required.

Verify steel is installed in accordance with approved drawings and of grade and sizes indicated: bar length, bar diameter, bar-to-bar spacing.

Verify spacing is coordinated to suit units where masonry walls are scheduled. Verify required clearance of steel from earth and forms is provided. Verify splice lapping, length of splices, and staggering of splices is as required. Verify bends are within radii and tolerance required and are uniformly made. Ensure additional bars, such as wall intersection bars, trim bars, at openings, and corner bars, are provided. Verify reinforcement is cleaned of all loose or flaky rust or scale, dried concrete, oil, bond-breaker, and other foreign material that might reduce bond.

Verify Tags are removed. Verify dowels are provided for marginal bars at wall ends and openings. Verify beam and slab bars are spliced near supports for bottom steel and near midspan for top steel. Ensure no bent bars and tension members are installed except where approved. Verify vertical bars at wall ends are installed inside horizontal bars unless otherwise required. Verify extra turns are provided at top and bottom of spiral columns. Verify reinforcement is tied and supported securely to prevent displacement during placement.

Verify reinforcement spacers, tie wires, chairs, and supports are provided of type, size, and finish required. Verify conduits are separated from other conduit and rebar by three diameters minimum. Ensure no conduit or piping is placed below rebar mat in suspended slabs unless approved by consultant. Verify no secured pipes are embedded in concrete liquid carrying. Verify no contact of bars is made with dissimilar metals. Verify bars are not placed near surfaces that might allow rusting. Verify adequate space and clearance are provided for proper deposit of concrete and use of vibrators.

Verify embedded items are securely anchored in place and in proper location. Unless approved, ensure boxing-out is not allowed for subsequent grouting-in.

Verify embedded items are supplied and installed as required. Generally review drawings for anchor bolts, piping, sleeves, conduits, boxes, special items, etc.

Verify embedded items are suitably protected from damage during placement operations. Check placing tolerances of reinforcing. See Appendix. Field bending of partially embedded bar is done with consultants approval. Ensure agency approval of forms and rebar is obtained prior to pour, if required. Verify requirements of concrete specifications have been met before delivery or placement of concrete — tests, mix design, ingredients, inspections, etc.

Ensure testing laboratory is notified prior to pour, and testing is arranged at plant and site. Verify areas to receive concrete are cleaned, wetted, or otherwise prepared as required. Verify foundations are free of frost and water.

Verify previously placed concrete is properly prepared to receive new. Verify vibrators, standby vibrators, and other necessary tools are available and in working condition.

Check frequency and amplitude if required. Verify that conveying equipment and depositing equipment is capable of reaching all areas of placement without segregation, loss of ingredients, formation of air pockets, or cold joints.

Confirm adequate manpower is available for timely placement. Verify temporary form openings, tremies, chutes, etc. Verify subbase and capillary fills are compacted and membrane is provided and installed as required. Confirm arrangements have been made for specified curing, sawed joints, and protection including cold weather protection, if needed.

Verify cylinders, measuring equipment, and slump cone are at site and samples are properly taken. Confirm time interval between adding water to concrete and placement in final position is known. Confirm delivery of concrete and sequence of delivery is scheduled to allow continuous placement to prevent cold joints. Verify age of concrete is within specified or required time limit and delivery tickets contain proper information. Verify modified grout is provided at first lift and where rebar congestion occurs, as required.

Ensure layers are kept approximately horizontal and do not exceed required lifts. Verify bolts and loose items to be embedded are properly located and installed. Verify grades, elevations, alignment, form adjustment, and supports are being checked during pouring.

Verify time delay is made for concrete in columns, piers, walls, and openings to allow concrete to settle before placing concrete above them; however, initial set is to be avoided. Verify vibration is performed properly, using correct equipment, and forms are not damaged.

Verify instruction concerning watering and drainage at site. Ensure cylinders are cast and stored and slump and other tests are performed as required shrinkage bars, air entrainment, unit, etc. Verify type of finishes as on unformed surfaces such as smooth, rubbed, broomed, nonslip, exposed aggregate, and colored is checked and provided as required. Verify screeds are provided as required and wood screeds are removed. Verify over-troweling is avoided and troweling is not performed while bleed water is on surface.

Verify curing methods are started as soon as possible. Verify curing compounds are as required and compatible with subsequent finishes. Verify finishing method provides evenness, smoothness, and levelness of surfaces within tolerance indicated. Verify slopes are provided to properly drain. Ensure marks left by tools are removed. Verify wet spray or moist curing method is adequately performed.

Verify waterproof paper or similar covers are applied with sufficient lap and seal and adequately protected during curing period. Colored surfaces may require special covers to avoid staining, etc.

Confirm loading and traffic are controlled over surfaces to protect concrete. Confirm methods of repairing defective areas, removal of fins, form marks, ties, etc. Verify required samples have been submitted and approved as to color, texture, form, finish, treatment, anchors, and reinforcement. Mock-up is provided and approved if required. Verify conditions to receive precast material are as required.

Verify structural support members are properly located, installed, and within tolerance. Confirm erection contractor accepts conditions. Verify testing procedure is scheduled and performed at fabrication source and in field. Verify connectors, anchors, and fasteners are of type, metal, finish, and size required and are installed as required. Verify shields to protect materials are provided during welding.

Confirm lead buttons or soft wood wedges are used to prevent crushing of mortar and are removed as required. Verify patching is performed. Confirm nonstaining back-up caulking, cement, or materials are provided and tests are performed or attested to in respect of non- staining qualities.

Verify joint caulking, sealing, painting, etc. Verify joint caulking, sealing, and painting, are of type, color, and method of installation required. Verify bolt or dowel holes in top of copings are grouted. Verify expansion or control joints are located and provided as required. Verify built-in flashings are properly formed and located as required. Weep holes are provided. Verify joint and panel alignment is within specified tolerances. Confirm water-repellent treatments are applied, using materials and methods required.

Confirm protection is provided for pre-cast sills and projecting work. Verify cleaning of work is performed as required, proceeding from top of building downward. Verify adjacent metal and other materials are protected during cleaning operations. Verify materials are suitably stored off the ground and covered with waterproof material. Verify site materials match approved samples for color, texture, grade, and size and contain no defects such as chips, cracks, crazing, warps, kiln marks on face, and size differential, except for tolerances as allowed by the appropriate ASTM Standard.

Verify required types and shapes are available and compatible with field materials. Confirm schedule of test and inspections is arranged before installation. Verify wall prisms, grout prisms, grout tests, mortar tests, type of mortar, mix and ingredients are as approved and required. Confirm sample panels have been provided and approved as required. Verify wetting of bricks is properly performed if required to assure that mortar will bond to brick.

Concrete masonry units are not wet. Verify mortar color is provided and approved if required. Verify layout of work, coursing and dimensions are as required or indicated. Confirm story-pole is used if required. Confirm joint size, type, tooling method, and equipment are understood and produced. Verify mortar is mixed as required, and methods and equipment are suitable to produce the approved mix. Verify indicated bonding patterns are provided. Verify uniformity of laying.

Verify joints are tooled in such a manner as to provide a dense surface unless otherwise specified. Verify spaces between wythes are of sizes required and kept free of excess droppings. Confirm provisions are adequate to protect work at least 48 hours from freezing or longer if required to properly cure. Confirm methods of cleaning are understood and performed as required. Ensure droppings and splatters on finished surfaces are cleaned as soon as possible.

Verify anchors and ties are of type of material and size required and are installed as required. Verify reinforcement, is of type, size, splicing, and spacing required that it is properly doweled, tied, and installed. Confirm additional reinforcement is provided as required for corners, intersections, openings, and lintels. Do not allow bending rebar excessively to fit masonry cells. Verify approval has been obtained if required. Verify bucks, anchors, forming, supports, and other embedded materials are available, secured, plumb, or level and otherwise properly installed.

Confirm provision for flashings, cut-outs, and later installation of other items is made. Confirm provision for parging or treatment of backs of walls which are to receive backfill is performed as required. Verify expansion joints for brick masonry and control joints for concrete masonry are located and provided as indicated or required.

Verify structural members to receive masonry are located, supported and anchored and have suitable attachments as required.

Verify prior to grout pour, all wythes, reinforcement, etc. Verify pipes, conduits, sleeves, and boxes are located, secured, protected, insulated, and spaced as required. Verify measuring box is used for job mixed grout. Allow no shovel measures. Ensure agency inspection is performed before grouting, if required. Verify wall prisms are made at proper frequency and are properly stored, delivered, cured and tested, all as required. Verify lifts of grout are poured in a timely sequence and as required.

Generally observe bond beam filling and compaction methods, including consolidation. Note height limitations required for lifts. Ensure backfilling is performed only after proper curing or support units are provided and as required.

Confirm pointing, replacement of defective units, and repair of other defects are promptly performed and as deemed necessary. Verify water-proofing of walls is performed if required. Verify moisture content prior to waterproofing is as required or specified. Verify lay-up of existing walls, in particular full-length header courses, are in compliance with code requirements.

Test the quality of the existing mortar by performing in-place shear tests in accordance with code requirements. Test in-place existing wall anchors in accordance with the code requirements.

Perform special inspection or testing of new shear bolts and combined tension and shear bolts in accordance to the code. Verify archaic materials are investigated and tested in accordance with code requirements. Verify pointing of unreinforced masonry, when required due to deteriorated mortar points, is in accordance with the code.

Verify setting of foundation anchor bolts, size, and location are as required. Verify foundations are provided as required under all column locations. Verify testing and inspection laboratory has observed shop fabrication as required or specified. Verify delivered materials are of correct size, shape, and weight.

Ensure beams made up of welded plates are not substituted for specified rolled sections without approval. Verify size and type of bolts, rivets, washers, and hole diameters are as required. Verify welds on delivered materials are of size required. Verify shop painting is provided as required and items to be embedded are not shop coated unless required.

Verify delivered steel is new, undamaged, and free of distortions. Verify steel is suitably stored, blocked off ground, and covered, where prolonged storage occurs. Ensure long trusses are to be erected by double choker or sling method to avoid overstress. Observe setting of base and bearing plates.

See that full engagement of nut occurs and that bending of anchor bolts or undue chipping of concrete does not occur. Verify clearances required for finish coverings or materials are provided. Verify temporary connections to hold steel in place are provided and members are accurately wedged, shimmed, plumbed, fitted, aligned, or leveled before final rivets, bolts, or weld connections are made. See that concrete is cleaned and free of dirt and laitance, and grouting is properly performed.

See that dry pack mortar is properly rammed and cured. Verify shims are steel plates of varying thickness and not odd pieces of metal. See that temporary connections, guys, and braces are provided to hold work in place before permanent connections are completed. Verify work is installed plumb and to tolerances required. Verify drift pins are used to bring together the parts, but should not damage or distort metal. Verify beam members are set with natural camber up.

Verify camber is furnished where required. Verify steel members have stud bolts, or other method of connection is provided to attach other materials suitably. Verify steel members are not cut for passage of conduit, pipes, etc. Ensure bolts and rivets are not allowed in same connection unless otherwise required.