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COLEGIO CRISTIANO
AVIVANDO EL FUEGOEMI PROJECT NO. 10-7069
PROPOSAL
SURVEYING
JAMES HIBBSZACHARY HIBBSELLIOT SMITH
SITE VISIT
EXISTING SITE CONDITIONS
WATER/WASTEWATER
RALPH KINDERTOM KRUEGER
WATER SUPPLY OPTIONS
DUG WELL AT SPRING DUG WELL AT SITE (OPTION
SELECTED) CONNECT TO CITY WATER SUPPLY
Dug wells CONSTRUCTION FEATURES
CASED WITH WATERTIGHT MATERIAL
WELL COVERED BY CONCRETE CURB AND CAP
MOUNDED LAND SURFACE AROUND WELL TO AVOID PONDING
IDEALLY, PUMP FOR WELL SHOULD BE IN YOUR BUILDING OR IN A SEPARATE PUMP HOUSE
WASTEWATER TREATMENT
OPTIONS SEPTIC SYSTEM LAGOON SYSTEM CONNECT TO CITY SEWER
Basis of design leach field
School w/Food Service Per Student - 25 gpd gpd Lateral Length - ft Leach Field - sq ft
Design Basis 350 students 8750 13,125
144,375
Home #1 3 Bedroom (8,000 gal/month) - 310
3,410
Home #2 3 Bedroom (8,000 gal/month) - 310
3,410
Lateral Length w 25 gpd - Total - 13,745
151,195
Basis of design120 Day TREATMENT
LAGOONBASIS OF DESIGN - 120 Day Treatment Lagoon GPD Lagoon Volume
School w/Food Service Per Student - 25 gpd 8,750 1,050,000
Home #1 3 Bedroom (8,000 gal/month) 267 32,040
Home #2 3 Bedroom (8,000 gal/month) 267 32,040
TOTAL 9,284 1,114,080
Using 7 ft as Overflow depth
Length in Feet of Each Side of the Bottom of a Square Lagoon 123
Length in Feet of Each Side of the top of a Square Lagoon 165
WATER QUALITY TEST RESULTS
LOCATION DATE TIME PH IRON (MG/L)
HARDNESS (PPM)
CHLORINE (MG/L)
NIT RATE (MG/L)
BACTERIA*
DESIRED6.5 TO 7.0
< 0.3 < 120 < 250 < 10 NEGATIVE
POOL BELOW WATERFALL
2/8/10 09:30 7.5 - 120 0 - POSITIVE
WATERFALL 2/8/10 09:30 6.5 - 50 0 - POSITIVE
CISTERN AT ROCK FACE
2/8/10 17:14 6 - 0 0 - POSITIVE
KITCHEN 2/10/10 17:30 7 0 50 0 0 NEGATIVE
*BACTERIA TEST IS FOR HYDROGEN SULFATE PRODUCING BACTERIA. HYDROGEN SULFATE PRODUCING BACTERIA ARE POTENTIALLY DISEASE CAUSING
WATER CAPACITY TESTSLocation Date Time Pressure
(psi) Flow (gpm)
Waterfall 2/8/2010 16:41 - 2.2
Cistern at rock face 2/8/2010 17:14 - 6.7
School lower hose bib 2/9/2010 17:34 80 -
School lower hose bib 2/10/2010 09:40 38 -
School upper hose bib 2/9/2010 17:36 74 -
School upper hose bib 2/10/2010 19:43 62 -
Upper house hose bib 2/10/2010 13:30 5
CURRENT USE TOTAL 24 HR USE:
17 M3 (4,500 GPD) 41.3 GAL/STUDENT
(109 STUDENTS) 3.1 GPM
PEAK DAY: 9,000 GPD 6 GPM
8 HR PEAK USE: 19 GPM
4 HOUR PEAK USE: 37.5 GPM
WATER SYSTEM PLANNING FACTORS
TOTAL STUDENTS: 350 SCHOOL USAGE : 10 TO 15 GPM HOUSES: 2 HOUSE USAGE: 267 GPD WELL DEPTH = 110 M HOSE BIB USE (SCHOOL):
2 BIBS X 2 HRS X 5 GPM = 1200 GPD HOSE BIB USE (HOUSES):
1 BIB X 2 HOUSES X 5GPM = 1200 GPD
WATER SYSTEM REQUIREMENTS
Parameter Low(gpm)
High(gpm)
Average Inside Use 3 4
Peak Inside Use 6 8
Outside Use 2 2
Required Sustained 24 hr. Flow Rate 8 10
Required Peak 8 hr. Flow Rate 23 31
Required Peak 4 hr. Flow Rate 46 61
PUMP RECOMMENDATION RECOMMENDED PUMP:
POWER: 7.5 HP FLOW RANGE: 20 TO 80 GPM GOULD MODEL 55GS75CBM OR EQUIVALENT
HEAD COMPUTATION TOTAL LIFT IN WELL: 110 M/361 FT PUMPING LIFT: 3.2 M/10.5 FT STATIC DISCHARGE PRESSURE: 40 PSI/17.3 FT FRICTION LOSSES: 5%/19.5 FT TOTAL REQUIRED HEAD: 408 FT
WATER STORAGE REQUIREMENTS
Well Production Capability
(gpm)
Storage Requirement(low)
Storage Requirement(high)
46 to 61 0 0
23 to 46 5,520 gal/21,000 L 9,120 gal/34,500 L
8 to 23 9,120 gal/34,500 L 12,720 gal/48,000 L
WASTEWATER
PERC TEST RESULTS: 7.5 TO 25 MIN/INCH SYSTEM REQUIREMENTS: 1.2 TO 1.5 LF/GPD LATERAL FIELD REQUIRED:
LENGTH: 13,745 LF/4,229 M AREA: 151,195 SF/14,046 M2
AREA AVAILABLE: OUTSIDE WALL: 734 M2
INSIDE WALL: 604 M2
TOTAL: 1,338 M2
WATER/WASTEWATER SUMMARY
AREA AVAILABLE IS NOT LARGE ENOUGH TO ACCOMMODATE REQUIRED LEACH FIELD
RECOMMEND CONNECTING WASTEWATER DISCHARGE TO EXISTING MUNICIPAL COLLECTION LINE
IF WELL WILL PRODUCE AT LEAST 41 GPM, INSTALL A PRESSURIZED WATER SYSTEM USING A 7.5 HP PUMP.
IF WELL PRODUCES LESS THAN 41 GPM, INSTALL AN OPEN SYSTEM WITH A STORAGE TANK.
STRUCTURAL
RICHAL SMITHAMOS MELLBOM
PROPOSED FLOOR SYSTEM
ALTERNATE FLOOR SYSTEM
ARCHITECTURAL
JAY HOSKINSONDAN WALL
MICHAEL BADEN
SITE PLAN
HOUSE
HOUSE
N
PLAY FIELD
PLAY FIELD
COURTYARD
WELL
ABOVE GROUND TANKS
BELOW GROUND TANKS
PLAY EQUIPMENT
GATE
MAIN FLOOR PLAN
UPPER FLOOR PLAN
SECTIONS
EAST & WEST ELEVATIONS
SOUTH ELEVATION