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Seismic Vulnerability Guidelines

<form> Action template reportstpl :unapprovedreports::

action mail forename@surname.name, a@a.com usemailtemplate mailtpl subject “New report”

file “Upload images” “.unapprovedreports.@@Contry:@@.@@Building Type (Indigenous name for the housing type):@@”

Fieldset “1. General Information”

Textbox “Building Type (Indigenous name for the housing type):” @

Textbox “Country:” @

textarea “Region(s) Where Found: (Provide the name(s) of the region(s) where this housing type exists; the region might indicate state, province or a similar political entity; if possible,indicate percentage this housing type as a fraction of the entire housing stock in the region)” “= ” !

textarea “Summary: provide a brief summary of the housing type; the summary should include the description of building function, structural strengths and deficiencies, and expected seismic performance.” “= ” !

select “How long has this construction type been practiced?” “Less than 25 years|25-60 years|51-75 years|76-100 years|101-200 years|More than 200 years” “= ” !

Textbox “If yes, in practice as of:” “= ” !

yesno “Is this construction type still being practiced?” “=yes” “!no”

multiselect “Building Occupancy: Select all that apply” “Residential, unknown type|Single dwelling|Multi-unit, unknown type|Residencial, 2 units|Residencial, 3-4 units|Residencial, 5-9 units|Residencial, 10-19 units|Residencial, 20-49 units|Residencial, 50+ units|Temporary lodging|Institutional housing|Mobile home|Informal housing|Mixed residencial/commercial|Other”

Textbox “Typical Number of Stories:” “= ” !

static “Indicate how often this construction type in the given terrain?” select “Flat” “Typically|Occasionally|Never” select “Sloped (hilly)” “Typically|Occasionally|Never”

textarea “Additional Comments on Section 1:” “= ” !

Fieldset “2. Features”

select “Plan Shape: (Select the typical shape of a building plan for this construction type)” “Unknown plan shape|Square, solid|Square, with an opening in plan|Rectangular, solid|Rectangular, with an opening in plan|L-shape|Curved, solid(e.g. circular, elliptical, ovoid)|Curved, with an opening in plan|Triangular, solid|Triangular, with an opening in plan|Polygonal, solid(e.g. trapezoid, pentagon, hexagon)|Polygonal, with an opening in plan|E-shape|H-shape|S-shape|T-shape|U-shape|U- or C- shape|X-shape|Y-shape|Irregular plan shape|Other”

textarea “Additional comments on plan shape: (If Other selected above, please describe.)” “= ” !

static “Plan Dimensions”

Textbox “Typical Plan Length (meters):” “= ” ! Textbox “Typical Plan Width (meters):” “= ” !

Textbox “Typical Story Height (meters):” “= ” !

multiselect “Type of Structural System: Select all that apply” “Masonry: Stone Masonry Walls: Rubble stone (field stone) in mud/lime mortar without mortar (u| Masonry: Stone Masonry Walls: Massive Stone masonry (in lime/cement mortar)| Masonry: Earthen/Mud/Adobe/Rammed Earth Walls: Mud walls| Masonry: Earthen/Mud/Adobe/Rammed Earth Walls: Mud walls with horizontal wood elements| Masonry: Earthen/Mud/Adobe/Rammed Earth Walls: Adobe block walls| Masonry: Earthen/Mud/Adobe/Rammed Earth Walls: Rammed earth/pile construction| Masonry: Unreinforced Masonry Walls: Bricks masonry in mud/lime mortar| Masonry: Unreinforced Masonry Walls: Bricks masonry in mud mortar with vertical posts| Masonry: Unreinforced Masonry Walls: Bricks masonry in lime/cement mortar| Masonry: Unreinforced Masonry Walls: Bricks masonry in cement mortar| Masonry: Confined Masonry: Clay brick/tile masonry with wooden posts and beams| Masonry: Confined Masonry: Clay brick masonry with concrete posts/tie columns and beams| Masonry: Confined Masonry: Concrete blocks, tie columns and beams| Masonry: Reinforced Masonry: Stone masonry in cement mortar| Masonry: Reinforced Masonry: Clay brick masonry in cement mortar| Masonry: Reinforced Masonry: Concrete block masonry in cement mortar| Structural Concrete: Moment Resisting Frame: Flat slab structure| Structural Concrete: Moment Resisting Frame: Designed for gravity loads only, with URM infill walls| Structural Concrete: Moment Resisting Frame: Designed with seismic effects, with URM infill walls| Structural Concrete: Moment Resisting Frame: Designed with seismic effects, with structured infill walls| Structural Concrete: Moment Resisting Frame: Dual system Frame with shear wall| Structural Concrete: Structural Wall: Moment frame with in situ shear walls| Structural Concrete: Structural Wall: Moment frame with precast shear walls| Structural Concrete: Precast Concrete: Moment frame| Structural Concrete: Precast Concrete: Large panel precast walls| Structural Concrete: Precast Concrete: Shear wall structure with walls cast in-situ| Structural Concrete: Precast Concrete: Shear wall structure with precast wall panel structure| Structural Concrete: Precast Concrete: Shear wall structure with precast wall panel structure| Steel: Moment Resisting Frame: With brick mansonry partitions| Steel: Moment Resisting Frame: With cast in-situ concrete walls| Steel: Moment Resisting Frame: With lightweight partitions| Steel: Braced Frame: Concentric connections in all panels| Steel: Braced Frame: Eccentric connections in a few pannels| Steel: Structural Wall: Bolted plate| Steel: Structural Wall: Welded plate| Wooden structure: Load-bearing Timber Frame: Thatch| Wooden structure: Load-bearing Timber Frame: Walls with bamboo/reed mesh and post (Wattle a| Wooden structure: Load-bearing Timber Frame: Masonry with horizontal beams/planks at intermed| Wooden structure: Load-bearing Timber Frame: Post and beam frame (no special connections)| Wooden structure: Load-bearing Timber Frame: Wood frame (with special connections)| Wooden structure: Load-bearing Timber Frame: Stud wall frame with plywood/gypsum board shea| Wooden structure: Load-bearing Timber Frame: Wooden panel walls| Other: Seismiv Protection Systems: Building protected with base-isolation| Other: Seismiv Protection Systems: Building protected with seismic dampers| Other: Hybrid Systems: Other| Other”

textarea “Additional comments on structural system: (If Other selected, please explain. If there is more than one type of structural system, please explain.)” “= ” !

textarea “Gravity load-bearing & lateral load-resisting systems: (Describe the key elements)” “= ” !

static “Typical Wall Densities (total wall area (excluding openings)/plan area (for each floor)): Use the area of all walls in one direction divided by the area of the plan, and then do it for the walls going in the other direction (also divided by the area of the plan). Give a number for each direction if they are different.”

select “Direction 1” “0-1%|1-2%|2-3%|3-4%|4-5%|5-10%|10-15%|15-20%|>20%”

select “Direction 2” “0-1%|1-2%|2-3%|3-4%|4-5%|5-10%|10-15%|15-20%|>20%”

textarea “Additional comments on typical wall densities:” “= ” !

textarea “Wall Openings: Housing vulnerability is significantly affected by openings in the walls (e.g. doors and windows), and especially their number, size and position; this statement is particularly valid for loadbearing masonry and concrete wall structures. Provide the number, size and position of openings for a typical floor in a building. If possible, provide an estimate (expressed in %) for the overall window and door areas as a fraction of the overall wall surface area.” “= ” !

yesno “Is it typical for buildings of this type to have common walls with adjacent buildings?” “=yes” “!no”

textarea “Modification of Buildings: (Describe typical patterns of modification observed (i.e. infill balconies, demolishing interior walls or columns, extensions to buildings, new stairs, etc.))” “= ” !

multiselect “Type of Foundation: (Select all that apply)” “Shallow Foundation: Wall or column embedded in soil, without footing|Shallow Foundation:Rubble stone, fieldstone isolated footing|Shallow Foundation:Rubble stone, fieldstone strip footing|Shallow Foundation:Reinforced concrete isolated footing|Shallow Foundation:Reinforced concrete strip footing|Shallow Foundation:Mat foundation|Shallow Foundation:No foundation|Deep Foundation:Reinforced concrete bearing piles|Deep Foundation:Reinforced concrete skin friction piles|Deep Foundation:Steel bearing piles|Deep Foundation:Wood piles|Deep Foundation:Steel skin friction piles|Deep Foundation:Cast-in-place concrete piers|Deep Foundation:Caissons|Other Foundation”

textarea “Additional comments on foundation: (If other selected, please explain. If there is more than one foundation type, please explain)” “= ” !

multiselect “Type of Floor System: (Select all that apply)” “No elevated or suspended foor system (single-story building)|Masonry floor, unknown|Vaulted masonry floor|Shallow-arched masonry floor|Composite cast-in-place reinforced concrete and masonry floor system|Earthen floor, unknown|Concrete floor, unknown|Cast-in-place beamless reinforced concrete floor|Precast concrete floor with reinforced concrete topping|Precast concrete floor without reinforced concrete topping|Metal floor, unknown|Metal beams, trusses, or joists supporting light flooring|Metal floor beams supporting precast concrete slab|Composite steel deck and concrete slab|Wooden floor, unknown|Wooden beams or trusses and joists supporting light flooring|Wooden beams or trusses and joists supporting heavy flooring|Wood-based sheets on joists or beams|Plywood panels or other light-weight panels for floor|Other floor system”

textarea “Additional comments on floor system: (e.g. is floor diaphragm rigid or flexible?)” “= ” !

multiselect “Type of Roof System: (Select all that apply)” “Roof material unknown|Masonry roof, unknown|Vaulted masonry roof|Shallow-arched masonry roof|Composite masonry and concrete roof system|Earthen roof, unknown|Vaulted earthen roof|Concrete roof, unknown|Cast-in-place beamless reinforced concrete roof|Cast-in-place beam-supported reinforced concrete roof|Precast concrete roof with reinforced concrete topping|Precast concrete roof without reinforced concrete topping|Metal roof, unknown|Metal beams or trusses supporting light roofing|Metal roof beams supporting precast concrete slab|Composite steel roof deck and concrete slab|Wooden roof, unknown|Wooden structure with light roo covering|Wooden beams or trusses with heavy roof covering|Wooden beams or trusses with Wood-based sheets on rafters or purlinsheavy roof covering|Plywood panels or other light-weight panels for roof|Bamboo, straw, or thatch roof|Inflatable or tensile membrance roof|Fabric roof, other|Roof system, other”

textarea “Additional comments on roof system: (e.g. is roof diaphragm rigid or flexible?)” “= ” !

textarea “Type of infill wall material: (if applicable)” “= ” !

textarea “Additional Comments on Section 2” “= ” !

Fieldset “3. Building Materials and Construction Process”

static “Description of Building Materials”

textarea “Wall/Frame Building material(s)” “= ” !

textarea “Wall/Frame Comments (Include Characteristic strength, see Note 1, and Mix Proportion/Dimensions, see Note 2)” “= ” !

textarea “Foundations Building material(s)” “= ” !

textarea “Foundations Comments (Include Characteristic strength, see Note 1, and Mix Proportion/Dimensions, see Note 2)” “= ” !

textarea “Floors Building material(s)” “= ” !

textarea “Floors Comments (Include Characteristic strength, see Note 1, and Mix Proportion/Dimensions, see Note 2)” “= ” !

textarea “Roof Building material(s)” “= ” !

textarea “Roof Comments (Include Characteristic strength, see Note 1, and Mix Proportion/Dimensions, see Note 2)” “= ” !

textarea “Other Building material(s)” “= ” !

textarea “Other Comments (Include Characteristic strength, see Note 1, and Mix Proportion/Dimensions, see Note 2)” “= ” !

static “Notes: 1. Tension/compression/shear strength (e.g. concrete compression strength, steel yield strength, masonry compressive/shear strength; 2. Explain mix of different materials used in the construction e.g. masonry mortar mix (1:6 cement/sand mortar or 1:3 lime/sand mortar); concrete mix 1:2:4 (cement:sand:aggregate) ; dimensions of masonry units e.g. brick size 228mm(9 in.)x 114mm(4.5 in.)x 76mm(3in.)”

static “Design process”

multiselect “Who is involved in the design process?” “Engineer|Architect|Technologist|Builder|Owner|Other|None of the above”

textarea “Explain the roles of those selected in the design process” “= ” !

textarea “Describe the expertise of those selected” “= ” !

static “Construction process”

multiselect “Who typically builds this construction type?” “Owner|Mason|Builder|Contractor|Other”

textarea “Explain roles of those selected in the building process (If Other selected, please explain.)” “= ” !

textarea “Describe expertise of those selected” “= ” !

textarea “Construction Process and Phasing (e.g. Briefly describe the construction process; and what tools and/or equipment are typically used.)” “= ” !

textarea “Construction issues (describe any problems encountered during construction that relate to seismic vulnerability)” “= ” !

static “Building Codes and Standards”

yesno “Is this construction type addressed by codes/standards?” “=yes” “!no”

textarea “If yes, provide the title of the code or standard and the year when the first code/standard addressing this type of construction had been issued? Include any applicable codes.” “= ” !

textarea “Process for Building Code Enforcement (explain, if appropriate)” “= ” !

static “Building Permits and Development Control Rules”

yesno “Are building permits required?” “=yes” “!no”

yesno “Is this typically informal construction? (without permits, plans, inspection-explain)” “=yes” “!no”

yesno “Is this construction typically authorized as per development control rules?” “=yes” “!no”

textarea “Additional comments on building permits and development control rules:” “= ” !

static “Building Maintenance and Condition”

textarea “Typical Problems Associated with this Type of Construction (e.g. environmental, water ingress)” “= ” !

multiselect “Who typically maintains buildings of this type? (Select all that apply)” “Builder|Owner(s)|Renter(s)|No one|Other”

textarea “Additional comments regarding both maintenance and building condition: (If other above, please explain)” “= ” !

static “Construction Economics”

textarea “Explain unit construction cost: per m2 of built-up area expressed using a currency used in the region, and, if possible, an equivalent amount in $US in the brackets e.g. 200 Rs/m2 (5 $US/m2) (When calculating the conversion between local currency and U.S. dollars, please use the market rate if it is different from the official rate))” “= ” !

textarea “Explain labor requirements (number of effort days required to complete the construction):” “= ” !

textarea “Additional Comments on Section 3” “= ” !

Fieldset “4. Socio-Economic Issues”

textarea “Patterns of Occupancy:” “= ” !

static “Typical number of inhabitants”

multiselect “How many inhabitants reside in a typical building of this construction type during the day? (i.e. during business hours) (select all that apply)” “<5|5-10|10-20|>20|Other”

multiselect “How many inhabitants reside in a typical building of this construction type in the evening/night? (select all that apply)” “<5|5-10|10-20|>20|Other”

textarea “Additional comments on number of inhabitants: (if Other selected, specify number)” “= ” !

multiselect “Economic Level of Inhabitants*: (Select all that apply)” “Very low-income class (very poor)|Low-income class (poor)|Middle-income class|Hight-income class (rich)”

static “*Below are the general guidelines related to the economic status of the inhabitants:”

static “Very Poor = lowest 10% of the population (per GDP)” static “Poor = lowest 30% of the population” static “Middle Class = from the lowest 30% up to the top 20% of the population” static “Rich = top 20% of the population”

textarea “Additional comments on economic level of inhabitants:” “= ” !

multiselect “What is the typical source of financing for buildings of this type? (Select all that apply)” “Owner financed|Personal savings|Informal network: friends or relatives|Small lending institution/microfinance institutions|Commercial banks/mortagages|Investment pools|Combination|Government-owned housing|Other”

textarea “Additional comments on financing: (If Combination or Other selected, please explain)” “= ” !

multiselect “Type of ownership for buildings of this type? (Select all that apply)” “Rent|Own outright|Own with debt (mortgage or other)|Units owned individually (condominium)|Owned by group or pool|Long-term lease|Other”

textarea “Additional comments on ownership: (if Other selected, please explain)” “= ” !

static “Insurance:”

yesno “Is earthquake insurance for this construction type typically available?” “=yes” “!no”

textarea “If earthquake insurance is available, what does this insurance typically cover/cost?” “= ” !

yesno “Are premium discounts or higher coverages available for seismically strengthened buildings or new buildings built to incorporate seismically resistant features?” “=yes” “!no”

textarea “Additional comments on premium discounts:” “= ” !

textarea “Additional Comments on Section 4” “= ” !

Fieldset “5. Earthquake”

textarea “Past Earthquakes in the country which affected buildings of this type” “=| | | | |” !

textarea “Damage patterns observed in past earthquakes for this construction type:” “= ” !

textarea “Additional comments on earthquake damage patterns:” “= ” !

static “Structural and Architectural Features for Seismic Resistance (Note that this table should be filled out based on educated judgment– no design checks or calculations need to be performed.)”

select “Lateral load path - The structure contains a complete load path for seismic force effects from any horizontal direction that serves to transfer inertial forces from the building to the foundation.” “TRUE|FALSE|N/A”

select “Building Configuration-Vertical - The building is regular with regards to the elevation. (Specify in 5.4.1)” “TRUE|FALSE|N/A”

select “Building Configuration-Horizontal - The building is regular with regards to the plan. (Specify in 5.4.2)” “TRUE|FALSE|N/A”

select “Roof Construction - The roof diaphragm is considered to be rigid and it is expected that the roof structure will maintain its integrity, i.e. shape and form, during an earthquake of intensity expected in this area.” “TRUE|FALSE|N/A”

select “Floor Construction - The floor diaphragm(s) are considered to be rigid and it is expected that the floor structure(s) will maintain its integrity during an earthquake of intensity expected in this area.” “TRUE|FALSE|N/A”

select “Foundation Performance - There is no evidence of excessive foundation movement (e.g. settlement) that would affect the integrity or performance of the structure in an earthquake.” “TRUE|FALSE|N/A”

select “Wall and Frame Structures-Redundancy - The number of lines of walls or frames in each principal direction is greater than or equal to 2.” “TRUE|FALSE|N/A”

select “Wall Proportions - Height-to-thickness ratio of the shear walls at each floor level is: Less than 25 (concrete walls); Less than 30 (reinforced masonry walls); Less than 13 (unreinforced masonry walls);” “TRUE|FALSE|N/A”

select “Foundation-Wall Connection - Vertical load-bearing elements (columns, walls) are attached to the foundations; concrete columns and walls are doweled into the foundation.” “TRUE|FALSE|N/A”

select “Wall-Roof Connections - Exterior walls are anchored for out-of-plane seismic effects at each diaphragm level with metal anchors or straps.” “TRUE|FALSE|N/A”

select “Wall Openings” “TRUE|FALSE|N/A”

select “Quality of Building Materials - Quality of building materials is considered to be adequate per the requirements of national codes and standards (an estimate).” “TRUE|FALSE|N/A”

select “Quality of Workmanship - Quality of workmanship (based on visual inspection of a few typical buildings) is considered to be good (per local construction standards).” “TRUE|FALSE|N/A”

select “Maintenance - Buildings of this type are generally well maintained and there are no visible signs of deterioration of building elements (concrete, steel, timber).” “TRUE|FALSE|N/A”

textarea “Additional comments on Structural and Architectural Features for Seismic Resistance:” “= ” !

static “Building Irregularities”

multiselect “Select vertical irregularities typically found in this construction type:” “No irregularities|Torsion eccentricity|Re-entrant corner|Other”

multiselect “Select horizontal irregularities typically found in this construction type:” “No irregularities|Soft/weak story|Cripple wall|Short column|Pouding potencial|Setback|Change in vertical structure|Other”

static “Seismic Features”

static “Walls”

textarea “Seismic Deficiency in Walls” “= ” !

textarea “Earthquake–Resilient Features in Walls (Describe positive structural features that contribute to the good seismic performance)” “= ” !

static “Frame (columns, beams)”

textarea “Seismic Deficiency in Frame” “= ” !

textarea “Earthquake–Resilient Features in Frame (Describe positive structural features that contribute to the good seismic performance)” “= ” !

static “Roof and floors”

textarea “Seismic Deficiency in Roof and Floors” “= ” !

textarea “Earthquake–Resilient Features in Roof and Floors(Describe positive structural features that contribute to the good seismic performance)” “= ” !

static “Foundation”

textarea “Seismic Deficiency in Foundation” “= ” !

textarea “Earthquake–Resilient Features in Foundation (Describe positive structural features that contribute to the good seismic performance)” “= ” !

static “Other”

textarea “Seismic Deficiency in Other” “= ” !

textarea “Earthquake–Resilient Features in Other (Describe positive structural features that contribute to the good seismic performance)” “= ” !

static “Seismic Vulnerability Rating”

static “High vulnerabilty”

select “A” “l-|o|-l|x” select “B” “l-|o|-l|x”

static “Medium vulnerability”

select “C” “l-|o|-l|x” select “D” “l-|o|-l|x”

static “Low vulnerability”

select “E” “l-|o|-l|x” select “F” “l-|o|-l|x”

textarea “Additional comments (e.g. explain how this vulnerability rating was assigned)” “= ” !

textarea “Additional Comments on Section 5” “= ” !

Fieldset “6. Retrofit”

static “Description of seismic strengthening provisions”

textarea “Description of seismic | Strengthening provisions” “=| | |” !

textarea “Additional comments: Provide additional information about the strengthening techniques to the extent they are available to you.” “= ” !

static “Seismic Strengthening Adopted”

textarea “Has seismic strengthening described in the above table been performed? If so, to what extent?” “= ” !

textarea “Was the work done as a mitigation effort on an undamaged building, or as repair following earthquake damage?” “= ” !

static “Construction and Performance of Seismic Strengthening”

textarea “Was the construction inspected in the same manner as new construction?” “= ” !

textarea “Who performed the construction: a contractor, or owner/user? Was an architect or engineer involved?” “= ” !

textarea “What has been the performance of retrofitted buildings of this type in subsequent earthquakes?” “= ” !

textarea “Additional Comments on Section 6:” “= ” !

Fieldset “7. References”

textarea “References” “= * ” !

textarea “Authors” “=| | | | | |” !

textarea “Reviewers” “=| | | | | |” !

Fieldset “7. Confirm”

email “Email”

submit “Submit Query” </form>

addreport.txt · Last modified: 2021/04/15 21:29 by 127.0.0.1

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